问题

To our surprise, not a single word _______ in the discussion last Thursday.

A:had the teacher said
B:said the teacher
C:the teacher had said
D:did the teacher say

正确答案是：

同类题型

The dangerous virus ____ in the next fewweeks in the laboratory can cause fatal diseases.

Lucy, what are you doing— I am ______ my bag. I can’t _____ it.

______ give us help is welcome.

熟人之间见面时表示礼貌的常用语是_________

ller would sell the shirt for tenyuan, but the customer ________ eight yuan