局颁化学监督技术条例中规定：全厂每月水、汽品质合格率（）可评为优秀。
A.＞98%
B.＞96%
C.＞95%
参考答案：A
He has a friend _______ father is a doctor.
A．who
B．whom
C．whose
D．which
将几个电容器（）串联起来，叫电容器串联。
