Question

(2007·宜昌中考題)The number of visitors invited to the exhibition ________ 50. But a number of uninvited visitors ________ come to it.

1. A.
   were; had
2. B.
   was; had
3. C.
   were; has
4. D.
   was; has

Answer 1

D
解析：本題考查a number of和the number of作主語(yǔ)時(shí)的區(qū)別。a number of+n.作主語(yǔ)時(shí)，中心詞是名詞，謂語(yǔ)動(dòng)詞和名詞的數(shù)一致；the number of+n.作主語(yǔ)時(shí)，number是主語(yǔ)，謂語(yǔ)動(dòng)詞與number的數(shù)一致。因此本題D為正確答案。