________matters most in learning English is enough practice.

________you’ve got a chance，you might as well make full use of it.

—Did you return Fred’s call?

—I didn’t need to________I’ll see him tomorrow.

Some parts in South China have experienced________this year as they did last year.

Ten years ago the population of our village was________that of theirs.

Peter’s jacket looked just the same as Jack’s，but it cost________his.

According to statistics，a man is more than twice as likely to die of skin cancer________a woman.

—I’m thinking of the test tomorrow.I’m afraid I can’t pass this time.

—________！I’m sure you’ll make it.

People try to avoid public transportation delays by using their own cars，and this________creates further problems.

Doctors always tell us that drinking too much________our health，but some people don’t care.