Not until I began to work ______how much time I had wasted.

I have no idea ______ measures the government will take to stop the air from being further polluted

Why not _______more milk ______the coffee—That sounds great.

The old man is 80 years old andlives_____________. — But he doesn’t think he feels____________.He lives happily every day.

7.— Will you go to the lecture this afternoon?—-NoI_______ to the lecture before