---Are you going to Shanghai by plane ?
--- It’s fast , but expensive. So I’m not sure. I____ take a train
| A．should | B．may |
| C．must | D．will |
Basketball ____ by a Canadian doctor named James Naismith.
| A．is invented | B．was invented |
| C．invented | D．invents |
The mobile phone has influenced people’s life a lot since it ________.
| A．invents | B．invented |
| C．is invented | D．was invented |
-Must I finish the work today?-No, you ____. You can finish it tomorrow.
| A．mustn’t | B．can’t |
| C．shouldn’t | D．needn’t |
The old should _____ well.
| A．be take care of | B．look after |
| C．be looked after | D．be taking car of |
---I met your boss in the street this morning.
---Ah? You _____ be joking. He flew to Europe yesterday!
| A．must | B．should | C．could | D．might |
—Must I take the medicine every day? —No, you _______.
A. must B. mustn’ t C. needn’t
Lots of people like to take a walk on Nanjing City Wall since it .
| A．repaired | B．was repaired |
| C．has repaired | D．is repaired |
If you _______ go, at least wait until the rain stops.
| A．can | B．may | C．must | D．will |
—You can hardly imagine the pleasure of chatting with friends on Wechat (微信).
—Really? But it ______ cause you much trouble if someone get your personal information.
| A．may | B．must | C．need | D．should |
Every day, too much water in our school．We should save it．
| A．wastes | B．is wasted | C．was wasted | D．wasted |
---How nice that Lucy has been invited to the party too!
---Well, she _________ not come. She is not sure whether her mother will allow her to.
| A．might | B．would |
| C．must | D．need |
--English is very important. You learn it well.
A. ought to
B. needn’t
C. can’t
---Who is making much noise?
---It ____ be Timmy. He is sleeping now.
| A．can’t | B．may not |
| C．mustn’t | D．couldn’t |
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