English is a language ______ in many countries.

 The computer centre, ______ last year is very popular among the students in this school.

I was too excited ______ .

People couldn't help ______ the foolish girl.

Excuse me for _____ in without ______.

Most of the students enjoy_____ stamps.

We are looking forward to ______ another chance ______ it again.

You can keep the book until you ______ .

You'll regret ______ those words. You may hurt her feelings.

Though he failed, he tried _______ it again and again.