导读 虚拟条件句 1与现在事实相反,从句谓语用动词过去式(be动词一般用were);主句用should(would,could,might) do 2与将来事实相反:从句...
虚拟条件句 1与现在事实相反,从句谓语用动词过去式(be动词一般用were);主句用should(would,could,might) do 2与将来事实相反:从句谓语可用动词过去式,should do动词原形或者用were to do;主句谓语形式也是用should(would,could,might) do 3,与过去相反的事实,从句中用had done;主句谓语是由should(would,could,might) have done 例句上面有,不再赘述 分词独立主格结构 (一) 独立主格结构的构成: 名词(代词)+现在分词、过去分词; 名词(代词)+形容词; 名词(代词)+副词; 名词(代词)+不定式; 名词(代词) +介词短语构成。
(二) 独立主格结构的特点: 1)独立主格结构的逻辑主语与句子的主语不同,它独立存在。
2)名词或代词与后面的分词,形容词,副词,不定 式,介词等是主谓关系。
3)独立主格结构一般有逗号与主句分开。
下面是几个例句 The test finished, we began our holiday. = When the test was finished, ......... Weather permitting, we are going to visit you tomorrow=If weather permits, ........ He came into the room, his ears red with cold。
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