In order to make our city more beautiful, more trees and flowers _____ every year.
| A．will plant | B．should plant |
| C．should be planted | D．were planted |
The green dictionary _____ belong to _____. Her name is on it.
| A．may; Carla’s | B．must; Carla |
| C．can’t; Carla | D．must; Carla’s |
The reserve is an important ______ area for the rare red-crowned cranes.
| A．live | B．alive | C．living | D．life |
A lot of trees _____ around here every year, and we can enjoy fresher air now.
| A．were planted | B．are planted | C．will plant | D．are planting |
—How nice the building is! What is it for?
—It _________ be a hotel. But I’m not sure.
| A．must | B．could | C．can | D．may |
So far, three quarters of the work_____ by others, it’s your turn to do the rest of it.
| A．were finished | B．has finished |
| C．has been finished | D．have been finished |
—According to a research, smoking is bad for our health.
—Yes, especially for teenagers. Students _______ to smoke.
| A．should be allowed | B．shouldn’t allow |
| C．shouldn’t be allowed | D．should allow |
Study hard , then your dream will _____.
A.realize B.realizing C. be realized
—Did you go to Tim’s birthday party?
—No, I _____.
A.am not invited B.wasn’t invited C.haven’t invited
-- Where is Mr. Lee at the moment
--- He _____ chess with his neighbour, but I’m not sure.
| A．maybe play | B．may be play |
| C．may be playing | D．must be playing |
If anyone wants to say something in class, you ________ put up your hands first.
| A．must | B．may | C．should | D．Can |
The city library ________ eight hours a day. It ___________ at 9 p.m..
| A．opens; closes | B．is open; is closed |
| C．opens; is closed | D．is open; closes |
About seventy percent of our earth _______ by water.
| A．is covering | B．is covered |
| C．are covered | D．are covering |
—Difficulties always go with me!
—Cheer up! If God closes a door in front of you, there ______be a window opened for you.
| A．would | B．must | C．could | D．can |
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