Is eating _____ bad for health? [ ]
A. too much
B. too many
C. many too
D. much too
答案:A
在直角坐标系中,点P(6-2x,x-5)在第二象限,则x的取值范围是[ ]
A.3<x<5
B.x>5
C.x<3
D.-3<x<5
All __________ can be done has been done.
A.which
B.that
C./
D.what