We know that about seventy percent _____ the earth _____ covered by water.
A./; is | B.of; are |
C.of; is | D.about; are |
-- Must I return the book this week?
-- No, you ______. You can _____ it for 20 days.
A.mustn’t; keep | B.don’t have to; borrow |
C.needn’t; keep | D.mustn’t; lend |
The president of the USA around the Palace Museum last month.
A.has showed | B.showed |
C.was showed | D.has been showed |
--- Many trees around our school last spring.
---The more trees, the better.
A.were planting | B.planted |
C.were planted | D.are planted |
You be tired after playing sports for a long time without a rest.
A.need | B.must | C.can | D.should |
---You should your teacher’s advice if you want to improve your science.
---That sounds great.
A.get | B.catch |
C.follow | D.hear |
---Who’s the man over there? Is it Mr. Black?
--- It _________ be him. He’s much taller.
A.may not | B.can’t |
C.will not | D.mustn’t |
Annie _______ to the party. She had a wonderful time with us.
A.invites | B.is invited |
C.was invited | D.has invited |
The milk ________ to us tomorrow.
A.will send | B.is sent | C.sends | D.will be sent |
—________ I use your pen?
— Sure. Here you are.
A.Must | B.Need | C.May | D.Should |
–Have you decided where to spend your summer holiday?
--Not yet. We _____ go to Hong Kong.
A.may | B.must |
C.should | D.need |
---You have found your lost umbrella, haven’t you?
----Yes.I it behind the door this afternoon.
A.have found | B.will find | C.found | D.looked for |
–I’m not good at English, Amy. What should I do?
--You practice it more. For example, you read English every morning.
A.should; shall | B.should; could |
C.could; will | D.must; are able to |
John, you ___play with the knife, you _____ hurt yourself.
A.needn’t; must |
B.mustn’t; may |
C.shouldn’t ; must |
D.can’t; shouldn’t |