家用吊扇对悬挂点有拉力作用，在正常转动时吊扇对悬挂点的拉力与它不转动时相比（ ）
B．变小
C．不变
D．无法判断
答案：B
The suspect made a _____ to the police.
[ ]
A. issue
B. report
C. explanation
D. statement
Sorry, I'm busy today. I have _______ homework to do. [ ]
A. much too
B. too much
C. too many
D. many too
