visitors to the UK were asked by newspaper reporters what their impressions of the Britis

问题补充：

visitors to the UK were asked by newspaper reporters what their impressions of the British people were.

A. The number of

B. A number of

C. Numbers of

D. Any numbers of

答案：

A. The number of

(答案→)B. A number of

C. Numbers of

D. Any numbers of

解析：此题考查a number of和 the number of的区别。the number of修饰复数名词作主语，谓语用单数；a number of修饰复数名词作主语，谓语用复数；由题干中的谓语were可知要用a number of。