问题

With his attention _____ the blackboard, he didn’t notice me when I came in.[ ]

A: fixed with　
B: fixing in
C: fixed on
D: fixed to

正确答案是：

同类题型

What do you think of “Where are we going ,dad”, Mum—Perfect! Though I have seen it once, I want to see it _____ time.

You look tired.— Yes. I ___ non-stop until 8 o’clock.

Mum, I am ready for the match! -________________!

Please tell me how the accident _______. I am still in the dark.

下列各句中没有语病的一句是（）