I don’t think one country can solve the problem of pollution alone, _______?
| A．do I | B．may I |
| C．can it | D．can’t it |
— I don’t think teenagers should drive cars.
— . They aren’t serious enough.
| A．I don’t agree | B．I agree | C．I’ve no idea | D．You’re welcome |
Yesterday Tom was late for school the heavy rain.
| A．because | B．because of | C．as | D．including |
Don’t the people who are in trouble. We should be friendly to them.
| A．listen to | B．laugh at | C．play with | D．talk to |
Uncle Li is hardly ever tired. He’s really .
| A．outgoing | B．confident | C．creative | D．energetic |
— did you tell her about the news?
— By an e-mail.
| A．What ; sending | B．How ; sending |
| C．What ; send | D．How ; send |