问题补充:
-How many workers are there in your factory?
- the workers in my factory over two thousand .
A. The number of , is
B. The number of , are
C. A number of, is
D. A number of , are
答案:
(答案→)A. The number of , is
B. The number of , are
C. A number of, is
D. A number of , are
解析:表示···的数量用the number of,且作为主语时,相当于单数形式,故选答案为A