a) can't have fallen b) should have fallen c) must have fallen d) could have fallen a) Workforce b) Backgrounds c) Collaboration d) Mindset a) kindness b) disaster c) benefit d) mood a) boost b) break c) swim d) lock a) difficult b) more difficult c) most difficult d) so difficult a) compliment b) rhythm c) generosity d) reputation a) satisfying b) pleasing c) frustrating d) uplifting a) slowly-moving b) slow-moving c) move-slowly d) slow-move a) vibrant b) haunting c) curious d) capture a) apprenticeship b) clothing c) rehearsal d) applicants a) motivational b) grateful c) moving d) discouraging a) to set b) to setting c) setting d) set a) hasn't slept b) hasn't been sleeping c) won't sleep d) hadn't been sleeping a) wouldn't have been completed b) wouldn't have completed c) was completing d) may be completing a) done b) to do c) been done d) doing a) the same as the individual words b) different from the individual words c) always literal d) always used in formal writing a) narrative b) persuasive c) descriptive d) argumentative a) more taller b) the taller c) the tall d) much taller a) I'm very hungry b) I wish I had eaten more c) It's possible that I ate too much d) I ate too much and I regret it now a) what his teacher had explained. b) what his teacher had explained? c) what had his teacher explained? d) what his teacher had explained! a) morals b) colors c) animals d) events a) noisy b) peaceful c) strong d) crowded a) author b) candidate c) counselor d) tutor a) classics b) toys c) meals d) clothes a) projections b) emergencies c) dynasties d) scenarios a) took part b) took time c) took over d) took place a) island b) crossroad c) desert d) valley a) explain b) explained c) to explain d) explains a) might have left b) should have left c) must have left d) can't have left a) less b) more c) fewer d) least a) far b) further c) many d) most a) was seeing → saw b) was walking → walked c) when → while d) was seeing → had seen a) The man, who wore a red hat, was waiting. b) The man who wore a red hat, was waiting. c) The man, who wore a red hat was waiting. d) The man who wore a red hat was waiting. a) The movie that we watched was boring. b) I wonder where she went. c) He runs faster than I do. d) She left when the party ended. a) He said he will help me tomorrow. b) He said he would help me tomorrow. c) He said he would help me the next day. d) He said he will help me the next day. a) She read a book while he cooked dinner. b) He arrived when she was leaving. c) They were watching TV after they ate. d) I had finished before you called. a) Walking down the street, the flowers bloomed beautifully. b) Walking down the street, I saw the beautiful flowers. c) The flowers bloomed beautifully, walking down the street. d) Walking down the street, the flowers were beautiful. a) Auxiliary for questions b) Emphatic c) Pro-verb d) Modal a) She washed her car herself. b) She paid someone to wash her car. c) She washed her car but it got dirty again. d) She had washed her car before. a) digital literacy b) emotional intelligence c) graceful motion d) lifeless drone a) scenarios b) equities c) mechanisms d) constructions a) drone b) technician c) employer d) shift a) measures b) debates c) excuses d) opinions a) contact b) connect c) communicate d) tie a) do b) share c) catch d) make a) initiative b) employer c) partnership d) reflection a) has Riham b) had Riham c) Riham has d) Riham had a) don't touch b) not to touch c) not touch d) not touching a) let b) allowed c) got d) had a) he wanted b) did he want c) he wants d) was he wanted a) The group of students are meeting today. b) Each of the players have a trophy. c) Neither the teacher nor the students is ready. d) The news is on at six. a) She bought apples, oranges, and bananas. b) She bought apples oranges and bananas. c) She bought apples, oranges, and bananas. d) She bought apples; oranges; and bananas. a) The man who called is my uncle. b) I know where you live. c) She left because she was tired. d) The book that I read was interesting. a) would come b) would have come c) will come d) came a) The chef cooked a meal. b) A meal was cooked by the chef. c) The chef is cooking a meal. d) The chef has cooked a meal. a) I enjoy to swim in the pool. b) Swimming is good exercise. c) I want swimming. d) She is interesting in swim. a) She likes hiking, to swim, and biking. b) She likes hiking, swimming, and biking. c) She likes to hike, swimming, and biking. d) She likes hiking, to swim, and to bike. a) Advice b) Necessity c) Possibility d) Permission a) replacements b) cotton gins c) drones d) mechanisms a) motion b) employer c) initiative d) gasp a) collaboration b) construction c) literacy d) intelligence a) rewarding b) graceful c) heartbreaking d) lifeless a) technician b) compassion c) initiative d) collaboration a) historian b) history c) historical d) historically a) destruction b) collapse c) ruin d) base a) who b) who's c) which d) whom a) laugh b) to laughing c) laughing d) to have laughed a) had been played b) have been playing c) have played d) had been playing a) have been knowing b) are knowing c) have known d) have been known a) was → were b) would → will c) accept → accepted d) If → Whether a) "I'm coming," she said, "so wait for me." b) "I'm coming" she said, "so wait for me." c) "I'm coming," she said "so wait for me." d) "I'm coming" she said "so wait for me." a) My brother, who lives in London, is a doctor. b) The book that I borrowed is overdue. c) The car, which was red, sped away. d) She gave me a gift, which was nice. a) She asked me please don't be late. b) She asked me not to be late. c) She asked me to not be late. d) She asked me that I not be late. a) He was cooking while she was setting the table. b) He cooked dinner after she arrived. c) He had cooked before she came. d) He cooked and then she ate. a) Having finished dinner, the dishes were washed. b) Having finished dinner, we washed the dishes. c) Having finished dinner, the dishes washed. d) Having finished dinner, washing the dishes. a) Future in the past b) Habitual past action c) Conditional d) Polite request a) She did her nails herself. b) She had someone do her nails. c) She finished her nails. d) She bought nails. a) have never read b) have ever read c) had never read d) was reading a) longer b) long c) longest d) shortest a) will be building b) will build c) will have built d) going to build a) go b) gone c) went d) going a) repair b) repaired c) to repair d) repairing a) bitter b) bitterly c) letter d) butter a) has injured b) injured c) has been injured d) had injured a) well b) good c) wide d) bad a) has b) will c) could d) may a) Let's b) Shall c) Why don't d) How about a) did b) made c) gave d) let a) acquainted b) graduated c) qualified d) quartered a) astronaut b) universe c) spacecraft d) planet a) positive b) active c) protective d) negative a) operation b) process c) procession d) progress a) pleased b) pleasant c) pleasure d) please a) present b) pass c) provide d) play a) attribute b) attract c) serve d) contribute a) existed b) extinct c) exploded d) died a) sat b) seated c) sited d) setting a) scribes b) astronomers c) scholars d) travelers a) bustle b) scholar c) shadow d) luxury a) dimensions b) horizons c) innovations d) restrictions a) compressed b) escaped c) irrigated d) constructed a) gestures b) apprentices c) daffodils d) tones a) gestures b) struggles c) tones d) careers a) prose b) flow c) apprenticeship d) compliment a) apprenticeship b) rhythm c) feedback d) environment a) customs b) victims c) rhythms d) symptoms a) repetition b) resolution c) registration d) reputation a) have entered b) entered c) was entering d) had been entering a) more b) most c) the more d) the most a) arrives b) will be arriving c) going to arrive d) will have arrived a) talk b) talking c) to talk d) talked a) cleans b) clean c) cleaned d) to clean a) bore b) boring c) boredom d) bored a) are asked b) asked c) have asked d) are asking a) can't have gone b) must have gone c) didn't have to go d) mustn't go a) so b) such c) such a d) enough a) has died b) would die c) had died d) was dying a) values b) prices c) tools d) excuses a) spread b) publish c) advertise d) explore a) Infrastructure b) Structure c) Style d) Stream a) produces b) products c) production d) prediction a) to create the solution b) to suffer the worst effects c) to support financially d) to avoid responsibility a) uploaded b) updated c) dated d) unloaded a) arise b) raise c) arouse d) rise a) appliance b) household c) standstill d) track a) career b) hobby c) break d) journey a) suddenly b) carelessly c) strategically d) blindly a) have received b) had received c) will receive d) was received a) had b) has been c) had been d) have been a) be b) to being c) been d) being a) where b) which c) whose d) that a) most popular b) least popular c) less popular d) more popular a) will b) does c) do d) doesn't a) had worked b) have been working c) is working d) has worked a) is built b) would be built c) had been built d) has been built a) not to work b) to not work c) not work d) don't work a) when b) ago c) for d) since a) exaggeration b) exclusion c) expression d) examination a) force b) make c) do d) cause a) In b) At c) By d) On a) suspect b) suppose c) support d) improve a) rise b) arouse c) arise d) raise a) attached b) contacted c) joined d) concerned a) caused b) made c) resulted d) led a) discovered b) invented c) covered d) recovered a) were arguing b) have argued c) are arguing d) will argue a) the youngest b) young c) younger d) as young as a) tell b) telling c) to tell d) told a) had b) made c) let d) got a) are promoted b) promote c) are promoting d) have promoted a) a few b) all c) none d) any a) must b) might c) may d) would a) So b) Such c) Very d) Because a) had b) have had c) was having d) had had a) the more b) the least c) the most d) more a) will have b) is going to have c) has d) having a) must b) may c) has to d) shouldn't a) see b) saw c) seeing d) to see a) exciting b) excitingly c) excite d) excited a) believes b) has believed c) was believing d) was believed a) must have arrived b) might have arrived c) shouldn't have arrived d) should have arrived a) avoid b) forget c) worsen d) handle a) farmers b) astronomers c) painters d) soldiers a) measurements b) procedures c) processions d) productions a) beneficial b) brand c) dull d) fascinating a) decline b) require c) recommend d) harm a) pack b) invest c) boost d) struggle a) argument b) competition c) partnership d) division a) bent b) collapsed c) launched d) decided a) that b) where c) when d) which a) had been looking b) had looked c) look d) have looked a) look b) take c) turn d) pick a) steal b) stealing c) stole d) stolen a) would ring b) had rung c) has been ringing d) has rung a) to be kept b) keep c) to keep d) kept a) Few b) Much c) Little d) Every a) can't have stayed b) must have stayed c) might stay d) should have stayed a) do b) play c) solve d) make a) Medical b) medication c) modification d) medicinal a) grab b) grin c) trap d) rob a) does b) shows c) takes d) makes a) weight b) height c) gravity d) capacity a) generosity b) selfishness c) fear d) doubt a) pose b) prose c) fiction d) reality a) lot b) farther c) far d) very