People who eat a balanced diet should be healthier than ______ who only eat meat.
A. those B. that
C. this D. they
I prefer playing basketball to ______ because I like outdoor activities.
A. stay at home B. staying at home
C. make friends D. making friends
My father wants to give up ______, but it’s hard for him to ______.
A. smoke; give up it
B. smoking; give up it
C. to smoke; give it up
D. smoking; give it up
—Is that Lucy’s cousin, Anna?
—No, it ______ her. She has gone to Paris.
A. mustn’t be B. might be
C. can’t be D. could be
I’ll have an interview tomorrow, so I need to get my shoes _________.
A. cleanedB. cleans
C. to clean D. cleaning
I like sleeping with the window open ______ it’s too cold.
A. if B. when
C. untilD. unless