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befor

来源:学生作业帮 编辑:拍题作业网作业帮 分类:英语作业 时间:2024/04/29 14:19:42
it ...... befor还要多久才,没过多久就。。。。。还有几个 (好像有四个)能帮忙回忆一下吗?谢谢!
解题思路: 【典型考例】 (1)The field research will take Joan and Paul about five months; it will be a long time _____ we meet them again.(2007安徽卷) A. after B. before C. since D. when (2)—How long do you think it will be ______China sends a manned spaceship to the moon? (2006福建卷) —Perhaps two or three years. A. when B. until C. that D. before (3)It ________ long before we _______ the result of the experiment.( 上海春招2002) A.
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