--- What should we do on No-smoking Day?
--- People aren’t _________ on that day.
| A．allowed smoking | B．allowed to smoke | C．allowing to smoke | D．allow smoking |
Will you stay at home ____ Sunday morning?
| A．in | B．on | C．at | D．to |
—Mum, _________ I play football?
—Yes, you can. But you should finish your homework first.
| A．must | B．may | C．will | D．need |
It’s snowing all day, so mybrother ______ stay at home.
A.must B.have to C must to D.has to
The two boys are fighting _______ each other.
| A．on | B．at | C．for | D．with |
When will the Greens arrive _______ Nanjing.
| A．at | B．in | C．on | D．to |