(2010河北省卷42. 1) Peter likes reading a newspaper_________ he is having breakfast.
　　A. until B. while C. because D. though
　　【答案】B
　　(2010.江苏省盐城市12. 1)Many students didn't realize the importance of study_____they left school.
　　A.when B.until C.as D.after
　　【答案】B
　　(2010四川省内江市39. 1)I don't know if it______tomorrow.If it______,we won't go on a picnic.
　　A.rains;rains B.will rain;rains C.will rain;will rain
　　【答案】B
　　(2010山东省潍坊市29. 1)You have to leave now________you can catch the early bus.
　　A.so that B.as soon as C.because D.if
　　【答案】A
　　(2010浙江省衢州市23. 1) You should go over your test paper _____ you hand it in .
　　A. before B. though C. because D. as soon as
　　【答案】A
　　(2010江苏省无锡市12. 1)Scientists say it may be a few years ______it is possible to test the new medicine on patients.
　　A.because B.after C.before D.since
　　【答案】C
　　(2010年上海市37. 1)We will have no water to drink _______we don't protect the earth.
　　A.until B.before C.though D.if
　　【答案】D
　　（2010江苏省扬州市41）-Could we play football in your playground,Sir?
　　-No,_______you have the principal's note.
　　A.if B.unless C.because D.since
　　【答案】B
（2010四川省成都市35. 1）I won't be able to understand what you say,_______you speak too quickly.
　　A.if B.though C.because
　　【答案】C
　　（2010浙江省湖州市22，1）-Is everyone here today?
　　-No.Tom is at home_____he has got a bad cold.
　　A.because B.if C.until D.unless
　　【答案】A
　　（2010山西省27，1）In summer , food goes bad easily ________ it is put in the refrigerator.
　　A. until B. if C. unless
　　【答案】C
　　（2010河南省25，1）________it's difficult to make her dream come true，she never gives up
　　A.Though B.Unless C.Because D.If
　　【答案】A
　　（2010山东省莱芜市27，1）-I hear Jack Chan will come to Laiwu next week.
　　-Really? _______ he comes, my younger sister will be very happy,
　　A．If B．Until C．Unless D．Before
　　【答案】A
　　（2010贵州省铜仁市35，1）- May I go to the concert with you?
　　- I'm afraid not ____ you have a ticket, because I have only one.
　　A. since B. if C. unless D. though
　　【答案】C
　　（2010山东省菏泽市27，1）Mary spends a lot of money on clothes _______ her family is not rich.
　　A. because B. though C. if D. so
　　【答案】B
　　（2010黑龙江省鸡西市29，1）Usually, we don't know how important something is ______ we lose it.
　　A. or B. until C. as soon as
　　【答案】B
　　（2010广西省定西市15，1）She had a stomachache________she ate something bad.
　　A. so B. because C. or D. although
　　【答案】B
　　(2010福建三明29. 1)Many children like fried chicken _______it is unhealthy food.
　　A.if B.because C.although
　　【答案】C
　　（2010广西南宁32. 1）Mr.Brown knew nothing about the good news ______his wife told it to him.
　　A.before B.after C.since D.if
　　【答案】A
　　（2010四川达州29. 1） I don't know if Jack________. If he________ , call me, please.
　　A. will come; will comes B. comes; come
　　C. comes; will come D. will come; comes
　　【答案】D
　　（2010天津市41，1）We won't start the meeting ______our teacher arrives.
　　A.though B.until C.while D.or
　　【答案】B
　　（2010青海省宁夏33，1）-Did you catch what the teacher said?
　　-No. She spoke so fast _______ I couldn't hear her very clearly.
　　A. which B. that C. when D. since
　　【答案】B
　　（2010辽宁省沈阳市8，1） ____ it snowed heavily yesterday, nobody in our class missed the lesson．
　　A．Though B．Because C．Unless D．Since
　　【答案】A
　　（2010江苏省镇江市8，1）A tourist will easily lose his way in Beijing _________ he has a map or a guide.
　　A. if B. because C. unless D. when
　　【答案】C
　　（2010广东省18，1）The teacher speaks very loudly________all the students can hear her.
　　A. so that B. because C. since D. when
　　【答案】A