—Jack，please hang ______ with us tomorrow night．
—OK．That’s great．
A. ／ B. out C. from D. for
—Can you go to the concert this evening?
—______．I have to help my parents．
A. Yes．I'd love to B. I’m afraid so C. I’m afraid not D. I’m not afraid
I don’t leave the classroom ______ Mr．Brown comes in．
A. because B. that C. after D. until
—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
