解析:选B.句意:我们极力劝说他待在家里,但大都是徒劳的,尽管他生着重病,最后还是去了工地.in vain(=vainly)徒劳地,白费力气地. 3.At last she wiped________the jar and filled it with clean water. A.off
B.up C.out
D.away
解析:选C.考查wipe短语.wipe out“擦净……的内部”;wipe...off“擦掉”; wipe...up“擦净(液体等)”;wipe...away“擦去(眼泪)等”.
4.It is not a good habit to state your opinion________ and you’d better think it over before you act. A.at all
B.full of faith C.at once
D.at random
解析:选D.从“you’d better think it over before you act”看出要“三思而后 行”.空白处应该填入at random,前半句“随便发表你的观点不是一种好习惯”,与后半句相吻合.
句型巧析 1(教材P39)Meanwhile,governments worldwide have also underlined the_fact_that thorough and systematic medical research on Bird Flu... 同时,全球各国政府也重视这个现实,那就是,对禽流感进行全面有序的医疗研究……
【句法分析】 the fact that...,that引导的为同位语从句,用来解释说明某一名词的内容和实质;同位语从句一般用that而不用which引导,但也可以用连接代词(what,which,who)、连接副词(when,where,why,how)或whether引导。 ①The young man made a promise to his parents that he would try to earn his own living after graduation. 这位年轻人向他的父母许诺说毕业之后他将努力自食其力. ②I have no idea how he did it. 我不知道他是如何做的.
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