问题

the police thought he was the most likely one,they could not arrest him since they had no exact proof about it

A:Whether
B:Though
C:Until
D:Unless

正确答案是：

同类题型

Have you watched the TV play Man Qiu, and _____ leading actor is my favorite?

Who was it _____ saved the drowning girl?

What was Jim wearing at the party— Nothing _______. He was in his usual shirt and jeans.

China’s table tennis World Cup winner Zhang Jike didn’t get his prize money of $45,000 for kickingdown some advertisement boards as he celebrated his win.—What a pity! people feel sorry for him.

The mountain I visited last Sunday isn’t very________. Few ________ go sightseeing there.