—Physics is an important subject, isn’t it ?—Yes. ________it well and you’ll find it useful in your daily life.

— How long have you ________?— For three days.

—Do you want ________ some fruit? —No, thanks. I don’t feel like _____ anything now.

We need to buy a new car. This old car won’t ______ for very long.

You should ____________ your hands if you want to ask teachers for help.