PeriodThreeGrammar基础落实Ⅰ
用所给词的适当形式填空1.Woodgivesmuchsmokewhile________(burn).2.Theletteristobelefthereuntil________(call)for
3.Doyouhaveanydifficulty________(express)yourselfinEnglish
4.Hespentsometime________(squeeze)thewetcoatdry
5.Canyoupreventhim________(smoke)more
6.Whenfirst________(introduce)tothemarket,theseproductsenjoyedgreatsuccess
7.Itshamesmetosayit,butItoldaliewhen________(question)atthemeetingbymyboss
8.Englishwordsareeasilyforgotten,unlessconstantly________(repeat).Ⅱ
句型转换1.Heisastallasyouareifheisnottallerthanyou
Heisastallasyouif________________
2.Youmayaskhimquestionsifyouhaveanyquestionstoask
Youmayaskhimquestions________________
3.WhenIamintrouble,Ialwaysturntoherforhelp
When________________,Ialwaysturntoherforhelp
4.Whenitisnecessary,youcanhelpustodosomething
___________