沙眼衣原体（）
A．羧苄西林+庆大霉素
B．苯唑西林
C．青霉素G+磺胺嘧啶
D．红霉素
E．链霉素
参考答案：D
The two things _______they felt very proud were Jim’s gold watch and Della’s hair.
A．about which
B．of which
C．in which
D．for which
标准路堤放样时，坡脚桩的距离为（）。
A、B/2+mh
B、B+mh
C、B/2+mh+b
D、B+mh+b
