滤过真空转鼓过滤机物料水份≤()%
参考答案:18
---- How do you like your roommate ?
---- Oh , he is person who is always ready to help others . It’s pleasure to live with him .
A.a ; a
B.a ; /
C.the ; a
D.the ; /
—Do you like _______ to music?
—No, I _______. [ ]
A. listen, don't
B. listening, do
C. listening, can't
D. listening, don't