春秋末年开凿的邗沟是我国最早的运河，它沟通的水系是（）。
A．黄河和海河
B．海河和淮河
C．淮河和长江
D．长江和钱塘江
参考答案：C
26.—Were the audience allowed to join in the play?
—Yes, the actors_______to satisfy the audience were successful.
A．who it was the duty
B．of which the duty was
C．whose duty it was
D．whose was the duty
对于周希的诉讼请求能不能得到法院的支持为什么
