英语九大状语从句.ppt

连接词before的小结：1）Itwillbe＋段时间＋before…“要过多久才……”Itwillbetwoyearsbeforeheleavesthecountry.2）Itwillnotbelongbefore…“不用多久就……”Itwon’tbelongbeforeshecomesback.3）Itwas+时间段+before从句“过了多久才……”（动作已发生）Itwasthreeweeksbeforehecameback.4）Itwasnotlongbefore…“没过多久就……了”如：Itwasn’tlongbeforeheleftthecountry.连接词since的小结：5）Itis/hasbeen＋时间段＋sincesb.didItwas＋时间段＋sincesb.haddone如：Itis/hasbeenthreeyearssinceIsawherlasttime.巩固---翻译句子：Itwillbetwoyearsbeforeheleavesthecountry.Itwon’tbelongbeforeshecomesback.Itwasthreeweeksbeforehecameback.Itwasn’tlongbeforeheleftthecountry.Itis/hasbeenthreeyearssinceIsawherlasttime.还要过两年他才会离开这个国家。没过多久他就离开这个国家了。才过了三周他就回来了。用不了多久她就会回来。我和她已经三年没见面了。熟读深思2.条件状语从句说出下列红色字体的含义：?Hewillplaybasketballafterschoolifhefinisheshiswork.?IwillnotattendthemeetingunlessIaminvited.说出下列红色字体的含义：?Hecanusethebicycleoncondition(that)hereturnsittomorrow.④Wedidntknowwhatweshoulddooncethemoneywasusedup.⑤Ishallgoprovided/providing(that)itdoesntrain.⑥Suppose/Supposing(that)wemissthetrain,whatshallwedo?条件状语从句常用连词有：if/unless/once(一旦)/aslongas/solongas/oncondition(that)…（若是.../以...为条件）/provided（如果，假如，在...条件下）/providing(that)…/suppose（假定，假设，设想）/supposing(that)…incase(万一)等。归纳总结巩固---翻译句子：?Hecanusethebicycleoncondition(that)hereturnsittomorrow.④Wedidntknowwhatweshoulddooncethemoneywasusedup.⑤Ishallgoprovided/providing(that)itdoesntrain.⑥Suppose/Supposing(that)wemissthetrain,whatshallwedo?他可以使用这辆自行车条件是明天把它还回来。一旦钱都花光了，我们将不知道该怎么办了。假设不下雨，我就去。假如我们错过了这趟火车，我们该怎么办？