—What are the boys doing?
—They are preparing ______ the football match．
A. with B. for C. about D. on
He heard ______ his pen friend just now，and now he is reading it．
A. of B. about C. from D. on
Joe often helps his friend ______ English．
A. for B. at C. with D. about
—Can you _______ with us tomorrow?
—Sure．
A. play the tennis B. play tennis
C. playing the soccer D. play piano
He left angrily without _______ a word．
A. say B. to say C. saying D. says
I'm looking forward to _______ my grandparents in summer．
A. visit B. visiting C. visits D. visited
