I can’t go to the cinema with you because I  _______ stay here until my mother comes back.

Go and do it right now, and you _____ have my help when in trouble.

____ I fill in the application form right now, sir? No, you needn’t. You can complete it this afternoon.

I have never heard______.

(2013·浙江金华二模)A survey has shown that 40% of those killed in traffic accidents ________ if they had been wearing seat belts.