治疗先天性弓形虫感染首选药物是（）
A.阿昔洛韦
B.青霉素
C.红霉素
D.磺胺嘧啶
E.更昔洛韦
参考答案：D
—Would you like to work in my company?
—Sorry, I’d rather ____ here, but I’d rather my brother _____ to your company.
A．staying, goes
B．to stay, to go
C．stay, went
D．to stay, goes
中和点处钻柱受到的轴向力（）。
A、最大
B、较大
C、为零
D、较小
