Study hard , ______ you will not pass the exam .
A. and B. otherwise C. if D. unless
I hate going out alone,so I often ask my friend to ________me.
A.defend B.protect C.accompany D.guard
Harry Potter is such an interesting book _______all kids like to read.
A. as B. that C. / D. which
Hang your wet towel over the chair to ________ it ________.
A.carry; out B.dry; out C.dry; up D.put; up
Mr. Zhang is the best music teacher in our school, but he has hurt his left foot and cannot ________tomorrow's concert.
A.take part B.play a part in C.participate D.participate in
The students ______ to write English words carefully from the beginning.
A. be trained B. should be trained C. train D. to train