有利于降血压的食物有（）。
A.奶和乳制品
B.芹菜
C.黄瓜
D.木耳
E.香蕉
参考答案：A, B, C, D, E
The last time we had great fun was _____ we were visiting the Water Park. [ ]
A. where
B. how
C. when
D. why
所谓“除中”是指
A．食欲逐渐恢复B．食量逐渐增加C．病危突然欲食D．虽饥但不欲食E．食量逐渐减少
