问题

It is only in the last sixty years that________any evidence that Loch Ness Monster might exist

A:there has been
B:there was
C:it has been
D:it had

正确答案是：

同类题型

Olympic Games, only athletes whohave reached the agreed standard for their event will be ______ as competitors．

What are you planning this weekend— I don’t know. Maybe I will visit my grandparents.

The_________look on his face suggested that he was satisfied with our work[ ]

I don’t know ______ watch this is. Do you know ——It might be Gao Lei’s.

____ a little earlier this morning! I missed the bus by only a minute and waited half an hour for another.[ ]