Test Nineteen???表语从句中的虚拟语气如果句中主语的中心名词是suggestion, proposal, order, request, recommendation等，那么后面的表语从句一般要使用虚拟语气，其谓语形式为：(should)+动词原形。?His motion is tha...
Test Eighteen???主语从句中的虚拟语气1)It is(was)+suggested+that+(should)+动词原形。如：?It is proposed that more selective courses be offered next year.?It has been de...
Test Seventeen???表示建议、命令等意义的虚拟语气这种虚拟式用在suggest, demand, insist, move, order, propose, recommend, require, request等动词之后的that?分句中。例如：?In many countries,...
Test Sixteen???含蓄条件句中的虚拟语气1)由介词短语引起：?But for their help ,we wouldn’t have succeeded.?His progress wouldn’t have been made without arduous ...
Test Fifteen???名词性分句中的虚拟语气虚拟式常用于出现在wish, would rather, suppose, imagine之后的that?分句中，表示一种臆想的(通常是不可能发生的)情况。例如：?I wish it were spring all the year round.?...
Test Fourteen???名词+不定式与名词+介词+?ing分词有些名词如attempt, chance, effort, freedom, intention, reason, necessity, opportunity, time, way等，在其后用不定式或介词+?ing分词均可，意义...
Test Thirteen???引起倒装的前置状语当句首状语为否定词或带否定意义的词语时，一般引起局部倒装。这些词语常见的有：never, not for one minute, no longer, on no account, no more, nowhere else, at no time,...
Test Twelve???虚拟条件句中的一些非常规现象a)省略连词if,把were, had, should移到主语前。例如：?Were they here now, they would give us some advice.?Had it not been for your help, we...
Test Eleven???不定式不带to的问题1)在情态成语之后，即在would rather/would sooner/would(just) as soon(宁愿)，may/might as well(不妨)，cannot but/cannot help but之后。例如：?You can&r...
Test Ten???有关反意疑问句1)am I”的否定形式是aren’t I”，而不是am not I”或amn’t I”。例如：?I am right, aren’t I??2)everything和nothin...