I wonder why I can't work out the problem_____they can. [ ]A. when B. asC. though D. while -九年级

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• all the students went to Beijing for a visit, we couldn't find anyone in our classroom. [ ]A．B
• We stayed at the lab ___ our teacher returned. [ ]A. till B. by C. during D. while -八年级英语
• He's been collecting kites he was ten years old. [ ]A. since B. when C. for D. at -八年级英语
• I want to know___ he will go climbing or not. [ ]A. if B. when C. whetherD. what -八年级英语
• —How do you like TV shows Home with kids (家有儿女)? —I think _______ you turn it on, you'll never
• Anne and Sue were looking for a table Peter was waiting for hamburgers. [ ]A. untilB. if C. because
• Although he is poor, ____ he is happy. [ ]A. but B. / C. so D. though -八年级英语
• I liked flying a kite ______ I was a child. [ ]A. beforeB. sinceC. whenD. until -九年级英语
• There is no doubtscientific knowledge is very important for teenagers. [ ]A. whether B. that C. if D
• I ____ go to bed ____ I finished my homework. [ ]A. didn't, when B. /, until C. didn't, un
• —Is it difficult for you to understand this passage? — Yes, ______ there aren't any new words i
• It is difficult for us to learn a lesson in life ______ we've actually had that lesson.[ ]A. wh
• Miss Zhang has taught US English in our school ______ ten years ago.[ ]A．sinceB．for C．in D．before -八
• Though it was late, _____ he went on with his work. [ ]A. but B. and C. so D. \ -九年级英语
• Could you tell me _____ there is a hospital near here ? [ ]A. that B. what C. if D. which -八年级英语
• We'll go to the park _____ it doesn't rain tomorrow. [ ]A. so B. if C. but D. and -七年级英语
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• Mr Green was watching TV ______ someone knocked at the door. [ ]A. while B. when C. since D. after -
• The sports meeting will continue ____ it rains this afternoon. [ ]A. if B. until C. unless D. as soo
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• ______ Michael Jackson has left us, his songs will be in our hearts forever. [ ]A. However B. Becaus
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• 单项选择。She didn't go to school yesterday (昨天)she was ill. [ ]A. because B. so C. and D. but -七年级英
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• ____ I have a lot of homework to do every night. I still spend half an hour watching TV. [ ]A. If B.
• — How long has the nationwide ban (禁止) on plastic bags been put into practice?— the beginning of Jun
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• I was talking on the phone, Mom came in. [ ]A．WhenB．What C．While D．Why -八年级英语
• Linda will look after the children _____ we're away.[ ]A. that B. during C. while D. where -九年级
• 'There be a fashion show in our town tomorrow.[ ]A. are going to B. will haveC. has D. is going
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