竹沥治疗痰热咳喘、中风痰迷、惊痫癫狂是取其什么功效（）。
A.清热豁痰
B.宽胸散结
C.定惊开窍
D.润肠通便
E.利气降逆
参考答案：A, C
—How often do you watch TV?
—Maybe ______. You know, we're students in Grade 3, so we don't have much time. [ ]
A. in the evening
B. for twenty minutes
C. once a week
正常成人男性体液总量占体重（）。
A.55％
B.60％
C.65％
D.70％
E.75％
