Question

Half of the class ___ most of the work . Some of the work ___ really difficult .

A. have done, is B. has done, are

C. has done, is D. have done, are

 

Answer 1

【解析】

試題分析：句意：班里里一半的人已經(jīng)做了大部分的工作，這項(xiàng)工作中的一些真的很難。前面的class指的是班級(jí)同學(xué)，是復(fù)數(shù)；后面的some of the work是指整體工作的一部分，應(yīng)該是單數(shù)

考點(diǎn)：考查主謂一致的用法。