甲苯的沸点比苯要（）。
A、高
B、低
C、相等
D、无法确定
参考答案：A
— Look at that pretty girl! Do you know _______?
— She is a dancer.
A．who she is
B．who is she
C．what she is
D．what is she
与脾相关联的情志是（）
A.喜
B.怒
C.思
D.悲
E.恐
