Here is a hamburger _______ you.
A. inB. to C. for
– Can you _______ in summer ?
– Yes, I can.
A. swimming B. swim C. swimming
– When do you have picnics ?
– We have picnics _______ school.
A. afterB. inC. on
My brother _______ my book.
A. haveB. havingC. has
We go swimming _______ seven in the park.
A. inB. atC. on