确定谓语动词的单复.】how much ___ the pair of shoes?i'm not sure.but i thin_英语解答

确定谓语动词的单复.】
how much ___ the pair of shoes?
i'm not sure.but i think twenty dollars___ enough.
A.are,is
B.is;are
Cis;is
为什么选C?
还有
three hours ____ enough for us to finish the task.
A.are
B.has
C.is

人气：252 ℃　时间：2020-04-01 11:56:10

解答

这是考点在表示钱币长度时间温度等即使是复数谓语动词也用单数
the pair of n -pl谓语动词用单数如果pairs就用复数
不懂追问那重量呢？是否也用单数？恩