问题

Mario, your mobile phone is ringing.-Wait a minute. It’s dangerous for us ______it while crossing the street.

A:answering
B:to answer
C:answer
D:answered;

正确答案是：

同类题型

having some money raises our level ofhappiness, having too much money does not

Jessica’s parents always encourage her ____________out her opinions.

Have a good rest ; you need to your energy for the football match this afternoon .—Thanks a lot .

I have _________ homework to do and I’m _______ tired now.

You look tired.—Yes. I want __________ to bed.