--When _____ the abacus _____? -- In the sixth century by the Chinese people.
A.is, invented | B.did, invent | C.was, invented | D.does, invent |
-- Look at the boy running on the ground. Is it David?
-- It _______ be him. I saw him go to the teacher’s office just now.
A.might | B.could | C.can’t | D.mustn’t |
I can play basketball,but my sister ________.
A.hasn’t | B.can’t | C.doesn’t | D.isn’t |
You didn’t have breakfast. You ________ be hungry now.
A.must | B.can’t | C.could | D.might |
It _________ rain this afternoon, but I am not sure.
A.will | B.can | C.must | D.may |
While he the bus, he a book.
A.was waiting for, read | B.waited for, was reading |
C.was waiting for, was reading | D.waited for, read |
Our English teacher said she _______ speak three languages.
A.could | B.can | C.will | D.is going to |
Mr. Smith, together with his sons, _____ supper at 7 o’clock yesterday evening.
A.was eating | B.were eating | C.was eat | D.were eat |
—Peter doesn’t mind lending you his camera.
—He __________. I’ve already borrowed one.
A.needn’t | B.can’t | C.mustn’t | D.shouldn’t |
I _______ keep dogs for protection, but now I keep them as pets.
A.would rather | B.had better | C.used to | D.have to |
-They said sorry to me, but I wouldn’t listen.
-It is foolish of you _______ others for the mistakes.
A.forgive | B.not forgive | C.to forgive | D.not to forgive |
--- May I use your dictionary, please?
--- Sorry. My dictionary . I’ve looked for it everywhere but I ______ it yet.
A.has lost; don’t find | B.is missing; haven’t found |
C.has lost; haven’t found | D.is missing; don’t find |
--- Must I finish the project now?
--- No, you _ . You _ do it this evening.
A.mustn’t; can | B.needn’t; may |
C.can’t; must | D.needn’t; must |
—Don’t play with the knife, ______ you’ll cut your hand. —Sorry, I ______ .
A.so; can’t | B.and; won’t | C.but; mustn’t | D.or; won’t |