30.Tom ________ be playing basketball. I saw him in the classroom one minute ago.
A.needn’t B.mustn’t C.can’t D.shouldn’t
29.Please be patient ________ him. I am sure he will succeed.
A.with B.to C.of D.on
28.He didn’t make ________ clear when and where the meeting would be held.
A.this B.that C.it D.these
27.– I wonder if I could possibly use your car for tonight?
– ________. I am not using it anyhow.
A.Sure, go ahead B.I don’t know C.Yes, indeed D.I don’t care
26._________ makes the factory famous is ________ more than 90% of its products have been exported abroad.
A.What; because B.That; because C.That; what D.What; that
25.– What do you think of the trip?
–Very ________. After that I slept a whole day.
A.exhausted B.exhausting C.exhaust D.be exhausting
24.People say Vancouver is Canada’s most beautiful city, ________ mountains and the Pacific Ocean.
A.surrounding B.surrounded C.surrounded by D.surrounding by
23.Betty shows great interest in this poem now, but she thought it boring ________ she read it.
A.at the first time B.the first time C.for the first time D.at first
22.She seems to ________ languages – whatever language she learns, she learns it well.
A.have a gift on B.have a gift for C.take advantage of D.play a role in
21.At that time, the president was talking on ________ phone with the astronaut traveling in ________ space.
A./; / B.the; / C.the; the D. /; the