Today, the forests have almost gone. People must ______down too many trees.
| A．stop cut | B．stop to cut |
| C．be stopped from cutting | D．be stopped cutting |
I lost my tape players. I ________ find them.
| A．must | B．am |
| C．not | D．isn’t |
Stop smoking, Joe! You _____ yourself if you keep on doing it like that!
| A．will kill | B．have killed |
| C．kill | D．killed |
You ____________ to the ball. Why didn't you go?
| A．invited | B．are invited |
| C．will invited | D．were invited |
You ______run with train when the train is coming. It’s dangerous.
| A．mustn’t | B．may not |
| C．needn’t | D．can’t |
---Our hometown develops so fast.
---That’s true. Great changes ________ there in the past few years.
| A．happened | B．took place |
| C．were happened | D．have taken place |
--_________ I come back before five o’clock?
--No, you________. But you can’t be back later than seven o’clock.
| A．Need, must | B．may, mustn’t |
| C．Can, can’t | D．Must, needn’t |
—Suihua is so beautiful．It’s like a big garden．
—Yes．Many trees and flowers________in our city every year．
A．are planting
B．are planted
C．were planted
—Wow!You look different!You________wear glasses．
—Yes，I did．But now I am wearing contact lenses(隐形眼镜)．
| A．could |
| B．must |
| C．used to |
| D．would |
It ____be Tom. He has gone to America.
| A．can’t | B．mustn’t |
| C．may | D．can |
—Our classroom is so clean.
—It ___________ every day.
| A．cleaned | B．was cleaned |
| C．cleans | D．is cleaned |
You can ______ some sports posters on the wall to decorate your bedroom.
| A．put out | B．put up |
| C．put on | D．put in |
You _______ wash your hands before meals. It is good for your health.
A. may B. can C. must
This English book ________Liu Mei’s, it has her name on it.
| A． can’t be | B． must be | C． must is | D． might be |
—I can’t stop smoking，doctor．
—For your health，I’m afraid you________．
| A．may |
| B．can |
| C．have to |
| D．need |
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