题目内容
When ________ about one of the biggest concerns today, many people
mention the sharp rise
in prices.
[ ]
A. asking
B. to ask
C. having asked
D. asked
B. to ask
C. having asked
D. asked
D
练习册系列答案
相关题目
When ____about his family, he is always refusing to answer.
|
A.asked |
B.asking |
C.being asked |
D.mentioned |