Could you help me do some cleaning after school?— If I _______, I will do it.

If you like the new car, why not buy it?— But it’s really expensive. I can’t ______ it.

The problem is so ______________ that I can solve it ________________.

I believe _____ important to have a rest when you feel very tired.

Never ________ today’s work till tomorrow.– Yes. It’s a good habit.