答题技巧
▲非谓语动词
一、选项构成:
原型 →被动 →完成
to do →to be done →to have done
doing →being done →having done
done →***********→having been done
观察非谓部分得选择题的选项,可以发现非谓部分就是这些,有时会有do,那么判断一道题是不是非谓,除了句子中有动词这种根据语法判断,就可以通过选项来看,直观简单。
二、一定不选:
do, being done(★重点,以后重点标记也用星。being done还有一种情况可能会选"v+being done")
三、做题方法:
(一)根据"_"的位置确定题型,
1."_"位于句首(找真正主语)
句型方式:_+词,句子(","后句子的主语,是真正主语)
主语与选项v关系 ,主动doing,被动done
★有完成时变化having done/having been done有时间提醒"已经"★只能开头选
2."_"位于句中,有","时伴随状语:一个主语两个动作,第二个动作用doing
句型方式:句子,★doing+词(牢记,在选择题中遇到这种最简单,看到"句子,"就选doing)
插个伴随状语例子,
Li Hua went to Beijing.He bought a book.
①Going to Beijing,Li Hua bought a book.
②Li Hua went to Beijing,buying a book.
3."_"位于句中无","时,看"_"前词的词性
①n.主动doing,被动done
②v.to do→to be done (将做未做)
doing→being done(做过的事情)
③adj+to do(无变形)★注意比较级
④几点特殊
代词代替名词,
be going to do
will do
to do