it is clear to everyone that the world industry cannot be allowed to depend on so fragile a base.这句话it 做形式主语引导从句 主要是后面so fragile a base我大概知道这可能是so +adj+不定冠词a+n.的倒装的形式 如果是

it is clear that sleeping is necessary to everyone It is best,clear Is it clear enough for you to read?翻译 it is important to be clear.这里为什么要加be?为什么不说it is important to clear? if you are sure that the road is clear ,it is always safe to cross childhoodChildhood is less clear to me than to many people :when it ended I It is clear talking to customers they do not like dealing with you. It is clear that his health has been improving since he moved to the countryside.翻译 it is clear that we need to have a variety of foods in our diet it is important to provide clear,frequent,precise presentations of grammatical structures during求翻译! if the road is___,it is safe to cross 为什么空里是填clear而不是empty? it becomes clear that just having knowledge is not always enough to work together __. she speak very___(clear),so it is easy to follow her sweep up与clean up的区别It is every citizen’s duty to go out to ______ the snow on the street______ it stops falling so as to make it convenient for traffic to passA.sweep up; the instant B.clear up; the moment C.clean up; immediately D.whirled it not clear that this is not It is clear that怎么造句 It is more than clear that it is as clear as daylight that