－In what way will you use your portable computer? －I’ll use it ______ for giving lectures at conferences at home and abroad.

Sometimes parents’ control of young kids will be thought to be such an invisible rope, with which to tie them tightly, that they _____ tried to cut it.

Jack had to call a taxi because the box was _______ heavy to carry all the way home.

His wife is           finding fault with him, which makes him very angry.

You’d better book the tickets in advance; _______ we may miss the concert.