---How far is it from your school to Lake Taihu?
---It’s about ________ drive.
A.forty minute | B.forty minutes | C.forty minutes’ | D.forty-minutes |
The population of the world in 20th century became very much _________than that in 19th.
A.bigger | B.larger | C.greater | D.more |
If you have lost a library book, you have to _________ it.
A.find out | B.look after | C.pay for | D.take care |
If anyone wants to say something in class, you ________ put up your hands first.
A.must | B.may | C.should | D.Can |
-- __________ you ________ your book to the library?
-- Yes. I returned it yesterday.
A.Did, return | B.Have, returned |
C.Will, return | D.Do, return |
The missing boys were last seen ______ near the river.
A.to play | B.play | C.to be playing | D.playing |