This wall of air is an effective answer to the problem and it ____ work.——But it is a question to put such a wall of air around the statue.

If Newton lived today,he would be surprised by what_____in science and technology

vegetables good foryou.

It is the experience he had as a boy ______has formed his present personality.

1—Mum, have you seen mymobile phone—_______ you bought last week I’m afraid Ihaven’t seen _______.