题干
—How many teachers are there in your school?
— them over two hundred.
— them over two hundred.
A：woman; The number of; i
B：women; The number of; is
C：woman; A number of; i
D：women; A number of; are
答案(点此获取答案解析）
B
在
上为减函数，且
为偶函数，则（ ）