金属钠、钾可以存放在水中,以避免与空气接触。
参考答案:错
_____are in the same class. [ ]
A. He and me
B. He and I
C. I and he
D. I and him
She opened all the windows _____she could take a bit more of fresh air.
A.so that
B.such that
C.in order to
D.such