a) celebrate b) moan c) crutch d) relax a) throw b) spit c) swallow d) ignore a) freedom b) flexibility c) scope d) urgency a) stitch b) treat c) crutch d) press a) toddler b) teenager c) elderly d) adult a) pressure b) emotion c) atmosphere d) culture a) equipment b) route c) procedure d) law a) ignore b) reflect c) solve d) respond a) shut tight b) broke apart c) fell down d) flew open a) take a break b) jump into action c) wait and see d) step aside a) same b) similar c) different d) alike a) out b) up c) off d) at a) for b) away c) with d) by a) constructed b) construction c) constructive d) constructively a) insecure b) flexible c) self-assured d) self-denied a) permanent b) deadly c) vital d) deduced a) scope b) thermometer c) drill d) cast a) relieve b) clutch c) look d) examine a) slab b) stethoscope c) stitch d) thermostat a) appointments b) seminars c) conferences d) interviews a) prescription b) research c) recipe d) consequence a) directions b) instructions c) intentions d) guards a) has been working b) worked c) had worked d) is working a) for b) since c) ago d) when a) has played b) was playing c) has been playing d) plays a) has been studying b) had studied c) is studying d) studied a) haven't been working b) wasn't working c) don't work d) have worked a) are living b) live c) have been lived d) have been living a) was discovered b) has been discovered c) had been discovered d) has discovered a) had lost b) lose c) lost d) have lost a) has been raining b) is raining c) rains d) has rained a) worked b) had been working c) had worked d) have been working a) has been stolen b) has stolen c) was stolen d) is stolen a) wrote b) is writing c) has written d) has been writing a) am waiting b) have been waiting c) had waited d) had been waited a) has been checking b) is checking c) has been checked d) has checked a) have been owning b) own c) owned d) have owned a) never b) since c) ever d) already a) had been blowing b) has been blowing c) has blown d) blew a) ever b) never c) yet d) just a) Since when b) For how long c) How many d) Since how long a) sleep b) had been sleeping c) are sleeping d) have been sleeping a) is reading b) has read c) has been reading d) read a) have driven b) are driving c) drove d) have been driving a) when b) for c) since d) before a) since that time b) hardly ever c) just now d) for a short time a) 'd been working b) 've been working c) am working d) worked a) Are you chopping b) Had you been chopping c) Have you chopped d) Have you been chopping a) eat b) have ever eaten c) ate d) am eating a) have had b) had c) have been having d) had had a) cleans b) has been cleaning c) has cleaned d) cleaned a) have you waited b) did you wait c) are you waiting d) have you been waiting a) have been risen b) have risen c) rose d) were rising a) had gone b) have gone c) went d) go a) have been reading b) had been reading c) read d) have read a) Have someone washed b) Had someone been washing c) Is someone washing d) Has someone been washing a) has been sleeping b) hasn't slept c) hasn't been slept d) has slept a) has been driving / wants b) has driven / wants c) was driving / wants d) has been driving / is wanting a) She has went to the library already. b) They have finished their homework recently. c) He has been visiting Paris three times now. d) We have not just seen that movie. a) When b) Since how long c) Since when d) For when a) arriving b) arrived c) has arrived d) arrive a) had never flown b) have been flying c) have ever flown d) had ever flown a) the mystery of the Pyramids hasn't been solved yet b) the mystery of the Pyramids has never been solved yet c) the mystery of the Pyramids hasn't solved yet d) the mystery of the Pyramids haven't been solved yet a) He has lost his keys. b) He has been playing football for two hours. c) He played football yesterday. d) He had played football before it rained. a) has run b) has been running c) runs d) is running a) My father has gone to Paris. b) My father has been to Paris. c) My father was in Paris. d) My father has visited in Paris. a) I haven't finished yet my work. b) I already have finished my work. c) Have you finished your work already? You are so fast! d) I have finished my work yet.