______ a walk is good for your health.
A. To take B. Taking C. Took
The price of the potatoes is too _______.I can’t buy them.
A. expensive B. cheap C. high
The policeman helped him _____ the hotel.
A.finded B. finds C. find
It’s kind of difficult for them ______ there.
A. to get B. get C. get to
Mrs. Sun is a friend of ______.
A. Mary’s mother
B. mother of Mary
C. Mary’s mother’s
I want to find a good book. I’m going to the _____.
A. cinema B. library C.museum
