水污染可分为( )。
A.海洋污染
B.地下水污染
C.地表水污染
D.潜水污染
E.承压水污染
参考答案:A,B,C
在Excel中,若在A1单元格输入公式“=88>=85”,则A1单元格显示的值为()
A.TRUE
B.FALSE
C.88>=85
D.=88>=85
He said,“What’s the matter?”
→He asked .
A.what the matter is
B.what the matter was
C.what is the matter
D.what was the matter