一定要说明理由

题目

一定要说明理由
1.All the blood ______ from his face when he heard the bad news.
A.drains B.drained C.drain D.draining
2.His first suggestion was ______ a newspaper.A.publish B.to publish C.publishing D.published
3.Two-thirds of the earth ______ vcovered with the oceans now.
A.is B.are C.was D.were

答案

B.drained
首先否定d因为主句一定要有谓语动词,然后考虑时态,根据heard
选b
第二题考察非谓语做表语,由于是建议,必定还未实现,所以用不定式表将来选b
第三题是主谓一致,分数和百分数作主语看他所指代的名词,这里之地球,所以选a