( )1. It’s very nice _______ you to give me the chance.
A. of B. for C. to D. at
( )2. Mary often worries about ________ enough sleep because of too much homework.
A. without having B. not having C. don’t have D. doesn’t have
( )3. Would you please ________ my pet when I’m away?
A. take good care of B. well looked after
C. to take good care of D. took care of
