主谓一致 9.About 20 percent of the work ____done yesterday.9.About 20 percent of the work ____done yesterday.A.are B.is C.were D.was16.Half of his goods ____ stolen the other day.A.are B.were C.is D.was分别选什么 为什么 区别是什么?

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主谓一致 9.About 20 percent of the work ____done yesterday.9.About 20 percent of the work ____done yesterday.A.are B.is C.were D.was16.Half of his goods ____ stolen the other day.A.are B.were C.is D.was分别选什么 为什么 区别是什么?
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主谓一致 9.About 20 percent of the work ____done yesterday.9.About 20 percent of the work ____done yesterday.A.are B.is C.were D.was16.Half of his goods ____ stolen the other day.A.are B.were C.is D.was分别选什么 为什么 区别是什么?
主谓一致 9.About 20 percent of the work ____done yesterday.
9.About 20 percent of the work ____done yesterday.
A.are B.is C.were D.was
16.Half of his goods ____ stolen the other day.
A.are B.were C.is D.was
分别选什么 为什么 区别是什么?谢

主谓一致 9.About 20 percent of the work ____done yesterday.9.About 20 percent of the work ____done yesterday.A.are B.is C.were D.was16.Half of his goods ____ stolen the other day.A.are B.were C.is D.was分别选什么 为什么 区别是什么?
第一个选D,从时间状语yesterday我们可知,该句的时态为一般过去时,所以 只能从C\D里选,但是C是复数,而主语work不可数,所有用单数
第二个选D,解释基本和第一个一致

D,D 因为work和goods;工作和货物都是不可数名词,而且两个句子都是讲过去发生的事,所以都用过去式

分数或百分数看of后的名词的可数性或单复
D,B