1. The river smells terrible. People must ___A__ dirty things into it.
A. be stopped to throw B. be stopped from throwing
C. stop to throwD. stop from throwing
2. Many kinds of new bicycles __B___ in Number One Machine Factory now.
A. are making B. are madeC. have made D. will make
3. Paper ___C__ first invented in China.
A. isB. areC. was D. were
4. –Do you like the flower? -Yes, it ____D_ sweet.
A.is smellingB. smelt C. is smeltD. smells
5. His schoolbag ___C__ away by a woman ten minutes ago.
A. took B. had takenC. was taken D. were taken
6. It snowed heavily last night. The ground ___A__ thick snow.
A. was covered withB. was filled with C. was made ofD. was getting on with
7. The light in the room ___D__ before you leave.
A. must turn off B. will turn off C. are turned D. must be turned off
8. Chinese ___A__ by Miss Wang three years ago.
A. was taught B. is taughtC. was teachedD. were taught
9. Young trees __C___ quite often.
A. should water B. should be water C. should be watered
10. ___B__ the kind of question often ___B__ in your class, Ann?
A. Does; askB. Is; askedC. Has; askedD. Will; ask
11. The bridge over the river ___C__ three years ago.
A. is finishedB. finishedC. was finishedD. has finished
12. The bridge ___C__ in three weeks.
A. will buildB. is builtC. will be built
13. The League __D___ in May, 1922.
A. foundB. was foundC. founded D. was founded
14. The old men and the children must __D___ in our country.
A. take good careB. be taken good care C. take care ofD. be taken good care of
15. The radio can ___C__ in two days.
A. mend B. be mendC. be mendedD. mended
16. Alice is ill. She ___B__ to hospital at once.
A. is sentB. must be sent C. can send D. must send
17. The flowers ___D__ every day, or they’ll die.
A. must water B. should water C. can be wateredD. must be watered
18. Paul doesn’t have to be made ___B__. He always works hard.
A. learnB. to learn C. learnedD. learning
19. In some part of the world, tea ___B__ with milk and sugar.
A. is servingB. is servedC. serves D. served
20. –Have you moved into the new house? -No, not yet. The rooms __A___.
A. are being paintedB. are painting C. are paintedD. are being painting