问题

There was a big dog ______ in front of Mr. Hill’shouse, so David didn’t dare to go near it.

A:to sit
B:sat
C:sitting
D:sits

正确答案是：

同类题型

The news _____ Li Na became the silver medal winner of the Australian Open 2011 women’s event isn’t surprising because she has the talent for tennis.[ ]

How much is the T-shirt ___________—65 dollars

If he takes on this work, he will have no choice but ______ an even greater challenge＿

Ladies and gentlemen, I have the great privilege____ introducing our speaker for tonight

My name is Amy. ______ name isAlice and ______ is Frank.