标签：高中英语语法大全,高中英语语法总结,http://www.qingsong8.com 英语语法：十大状语从句汇编,
        状语从句有很多，其中时间状语从句、条件状语从句是最主要的。它的时态由主从句相呼应来决定，条件状语从句表达将来的情况，但主句为一般将来时，从句为一般现在时态；时间状语从句则“主将从现，主过从过”，过包括一般过去时和过去进行时两种情况。结果状语从句也很重要，其次是原因、目的、让步、方式和比较状语从句，这些从句的时态主从句一致即可。这些从句已经在“连词”中复习到了。
　　热身训练
　　1.The children were leaving school on Tuesday _______ they saw an accident。
　　A.when B.while
　　C.because D.after
　　2.We won't go to the park __ it is fine tomorrow。
　　A.if B.when
　　C.because D.unless
　　3.We'll see Uncle Wang this Sunday if it ___。
　　A.won't rain B.isn't rain
　　C.doesn't rain
　　D.didn't rain
　　4.——What was the party like?
　　——Wonderful.It's years ___ I enjoyed myself so much。
　　A. after B.when
　　C. before D. since
　　5.None of them knew it ______ the teacher told them。
　　A. when B. until
　　C. after D. though
　　6.——I hope you'll enjoy your holiday, Tom。
　　——Thank you, grandma. I'll call you ______ I arrive there。
　　A.as soon as B.when
　　C.before D.until
　　7.She ______ Chinese since she came to China。
　　A.studied B.was studying
　　C.has studied
　　D.is studying
　　8.Someone knocked at the door ______ I was answering the telephone。
　　A.while B.because
　　C.but D.as soon as
　　9.You should make a plan ____ you do everything important。
　　A.when B.before
　　C.after D.if
　　10.——I don't know _____ he will come tomorrow。
　　——Don't worry. _______ he comes, I'll let you know。
　　A.when；If
　　B.if；Whether
　　C.if；If
　　D.whether，Whether

，英语语法：十大状语从句汇编