选哪个,请给出原因.A.when taking B.when taken C.when to taken D.when to be takenGenerally speaking,_______according to the directions,the drug has no side effect.

选哪个,请给出原因.A.when taking B.when taken C.when to taken D.when to be takenGenerally speaking,_______according to the directions,the drug has no side effect. 选哪个,请给出原因.A.which B.that C.when D.howIn a sports team each player has a clear role,and there are few occasions______menbers are confused or uncertain of their roles Do you remember the day ______ you joined our club?A.in which B.that C.which D.when选择选哪个?选A、还是选D?请给出具体的原因分析, 选哪个,请给出原因.A.where B.that C.when D.whichChina's new food law provides for a food recall system______producers have to stop production if their food isn't up to standards. 选哪个,请给出原因.A.driving B.to drive C.drive D.having drivenWhy______your car in such heavy traffic when you can take the underground and save both time and money不选B，错了。 选哪个,请给出原因.________,the gathering crowd burst into applauses.A.On entering the hall B.When the hero entered the hall C.The hero entered the hallD.Devoting to bring up. 选哪个,请给出 原因,A.when B.which C.if D.that---Is there any possibility _____you could pick me up at my office at 7:00 tomorrow evening?---No problem. could you please look after my dog___ i am away? A. when B. while C. if 选哪个,请给出分析,谢谢 选哪个,请给出原因.A.near B.upon C.within D.aroundIt saves time in the kitchen to have things you use a lot _______easy reach. 选哪个,请给出原因.A.used B.has been used C.using D.is usingThe computer,now______by millions of people,has changed the world 选哪个,请给出原因.A.in B.for C.on D.withThe temperature today is very low.It is quite cold______June in shanghai. 选哪个,请给出原因.A.proving B.proved C.was proved D.has been provedThe cause he had devoted himself to _______a perfect success. 选哪个,请给出原因.A.while B.whether C.what D.whichWe thought there were 5 students in the dining hall,_______,in fact,there were 40. 选哪个,请给出原因.A.searching B.to search C.searched D.searchAfter hours________,their patience was rewarded and they found what they were looking for. 选哪个?请给出原因.A.leaving untreated B.leaving untreating C.left untreated D.left untreatingIf_______,the wound in your arm may become infected. 选哪个,请给出原因.In that vast desert ______,which really is a wonder of the natureA.lies a large lake B.a large lake lies C.does a large lake lie D.lying a large lake 选哪个,请说明原因, 选哪个,请给出原因.A.while B.in which C.except that D.in thatThe British Museum was unique_______it housed both a national museum of antiquities and a national library in the same buliding.