1 .(高考山东卷)A number of high buildings have arisen ________ there was nothing a year ago but ruins.A.when B.where C.before D.until解析:句意:许多高楼在一年前曾经是废墟的地方拔地而起。本题考察地点状语从句。arise 是不及物动词,设空处引导地点状语从句,故选 B。答案:B2 . ( 高 考 山 东 卷 ) He smiled politely ________ Mary apologized for her drunken friends.A.as B.if C.unless D.though解析:句意:当玛丽代她醉酒的朋友致歉时,他有礼貌地笑了。本题考察时间状语从句。as 当……的时候,相称于 when。B、C、D 均不符合题意。答案:A3.(高考福建卷)It is hard for the Greek government to get over the present difficulties ________ it gets more financial support from the European Union.A.if B.unless C.because D.since解析:句意:希腊政府很难克服目前的困难,除非从欧盟获取更多的经济支持。本题考察条件状语从句。if 假如;unless 除非;because 由于;since 自从。答案:B4.(高考江西卷)You can borrow my car ________ you promise not to drive too fast.A.unless B.even if C.in case D.as long as解析:句意:只要你答应不开得太快,我就可以把车借给你。本题考察条件状语从句。unless=if...not 假如不;even if 虽然;in case 以防,以上三项均不符合语境。答案:D5.(高考辽宁卷)No matter how________,it is not necessarily lifeless.A.a desert may be dryB.dry a desert may beC.may a desert be dryD.dry may a desert be解析:本题考察让步状语从句。句意:无论沙漠也许会多么干燥,那里也未必没有生命。“no matter how+形容词/副词+主语+谓语”构成让步状语从句。四个选项中只有 B 项符合规定。答案:B6.Having checked everything,he sat down to do his homework,________he heard a lightening strike the electricity pole in the backyard.A.for B. whenC.or D.but解析:考察连词。句意:检查了所有的东西之后,他坐下来开始写作业,这时他听到闪电击中了后院的电线杆的声音。此处用 when 表达“这时”。答案:B7 . If you are traveling________the customs are really forei...