They went to the park yesterday, ________?
| A．don't they | B．didn't they |
| C．aren't they | D．can't they |
Li Hua’s shoes are as _______ as Zhang Hui’s.
| A．cheap | B．cheaper | C．the cheaper | D．the cheapest |
— Have you ever been to Nanning? — Yes, _______ .
| A．I was | B．I do | C．I am | D．I have |
Look! The boys _______ football on the playground.
| A．plays | B．play | C．are playing | D．played |
This is _______ MP4. Yours is over there.
| A．my | B．me | C．I | D．mine |
Many accidents ______ by careless drivers last year.
| A．are caused | B．were caused | C．have caused | D．will cause |