正常雨水和酸雨的pH分别是 [ ]
A．5.6和5.6以下
B．7和5.6以下
C．7和7以上
D．5.6和7以下
答案：B
－What made Susan so angry?
－____ in the rain for a long time.
Being kept waiting B. Being kept to wait
C. Because of waiting D. She was kept waiting
It isn't _____ to take children to attend after-school clubs.[ ]
A. anything new
B. new anything
C. new something
D. something new
