—Johnhasputforwardmostchalleng

— John has put forward ______ most challenging question for us to answer.
— Yes, it really is. I have never heard ______ harder one.

A．a; the	B．the; the
C．a; a	D．the; a

登录免费查看答案和解析

相关试题

While I_________that he is an excellent leader,I don’t think he can do a good job in this company because he is too careless.

A．reflect

B．recommend

C．acknowledge

D．urge

收藏答案/解析

The two Chinese scientists have made a wonderful discovery, which marks a major _______ in the basic research in the field.

A．reform

B．approach

C．boundary

D．breakthrough

收藏答案/解析

The incident caused a hot discussion on the Internet, but the local government had no immediate _______ on it.

A．adjustment

B．commitment

C．comment

D．document

收藏答案/解析

The young violinist is very excited because the concert given by him has never been _____.

A．successful	B．more successful
C．most successful	D．the most successful

收藏答案/解析

______ enough time, he was full of confidence to finish the project.

A．Offered

B．Being offered

C．Having offered

D．Offering

收藏答案/解析