—Must I water the flowers now? —No, you ________ . You __________ do it later.
A. mustn’t, mustB. mustn’t, may
C. needn’t, mayD. needn’t, must
We’ll play basketball ________ Class 3 tomorrow.
A. overB. against
C. toD. for
Do you know _________ an “o” and _________ “u” in the word “computer”?
A. there is, anB. is there, an
C. there is, aD. is there, a
The Yangzhi River is one of __________ in the world.
A. the longest riversB. the longest river
C. longer rivers D. longer river
—How can we protect ourselves ________ the earthquake? —We should stay calm first.
A. withB. about
C. forD. from
Da Shan is _________ at Chinese. He can speak Chinese very _________.
A. good,goodB. well,well
C. good,wellD. well,good
