Sunglasses are used ________ protecting your eyes in sunny days．
A．toB．forC．byD．as
Leo was late for class again．So he____ clean the classroom after school.
A．madeB．made to
C．was madeD．was made to
His wife advised him________ drinking, but he wouldn't．
A．to give upB．gives up
C．gave upD．giving up
That beautiful skirt is _____ cotton.
A．made ofB．made into
C．made fromD．made up of
— 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
