—I don’t know much about computer.—I don’t know,      . Let’s go and ask our computer teacher for help.

--I am often weak and tired when I work. -- _________ you have too much pressure. You’d better relax.

I work hard this term, but Peter works much ____.

Children shouldn’t watch      TV. 

—        is the ticket of the museum for children? — Well, it’s free for everyone.