a. hadn’t we better got start b. hadn’t we better get start
c.hadn’t we better get started d. hadn’t we better not started
19.No one ______ that to his face.
a. dares say b. dares saying c. dare say d. dare to say
20.The students in the classroom ______ not to make so much noise.
a. need b. ought c. must d. dare
21.You ______ last week if you were really serious about your work.
a. ought to come b. ought to be coming c. ought have come d. ought to have come
22.The elephants ought ______ hours ago by the keepers.
a. to be fed b. to feed c. to being fed d. to have been fed
23.“I wonder why they’re late.” “They ______ the train.”
a. can have missed b. could miss c. may have missed d. might miss
24.“Tom graduated from college at a very young age.”
“He ______ have been an outstanding student.”
a. must b. could c. should d. might
25.You ______ the examination again since you had already passed it.
a. needn’t have taken b. didn’t need to take c. needn’t take d. mustn’t take
26.He is really incompetent! The letter ______ yesterday.
a. should be finished typing b. must be finished typing
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