—What about having a drink?
—_______. [ ]
A. Good idea
B. Help yourself
C. Me, too
答案:A
.He got up very early that day ________ he caught the first train.
A.in order that
B.so that
C.in order to
D.so as to
国家规定氰化物(以游离氢根计)最高容许排放浓度为()㎎/l。
A、0、5
B、1、0
C、1、5
D、2、0