––– Do you think it's a good idea to make friends with your students?–––________, I do. I think it's a great idea.

Let your child learn to be independent, for _____ he will leave home to lead his own life as a fully independent adult.

The little girl couldn’t work the problem out. She wasn’t ____ clever.

Lily has been in love with Tom ___ since she met him last year.

I _____ watch foreign movies in my spare time ，but I appreciate Chinese ones occasionally at home.