— Why _____ most stars _____ in the daytime?
— Because the sun is too bright.
A．can’t; seeB．can’t; be seen
C．weren’t; seeD．weren’t; seen
Students _____ be allowed to use mobile phones at school．
--------I agree．Phones can bring troubles.
A．shouldn’tB．wouldn’t
C．mightD．need
Do you mean you will join the club?
----- Yes, I am _____ it.
A．nervous aboutB．tired of
C．careful withD．serious about
My bike is broken．What should I do?
You can get it _____ in that bike shop.
A．repairB．repaired
C．repairsD．to repair
_____ playing computer too much is bad for your study and health．
A．No doubt thatB．There is no doubt that
C．There are no doubt thatD．There isn’t doubt that
—Why do you come here?
—We are here to ____ the public _____ service．
A．provide; toB．provide; with
C．provide; forD．providing; to
