治疗风热感冒，常与银花相须为用的药物是______。
A．柴胡 B．连翘 C．薄荷D．菊花 E．防风
参考答案：B
As we know, English as the first language in America.
A. was spoken B. is spoken C. speaks
早产的常见原因有哪些？
