选择合适的译文。
( ) 1. 多久
( ) 2. 吃白菜
( ) 3. 吃水果
( ) 4. 一天两次
( ) 5. 洗澡
( ) 6. 午饭后
( ) 7. 一年一次
( ) 8. 健康的身体a. once a year
b. after lunch
c. healthy body
d. how often
e. take a shower
f. eat cabbage
g. eat fruit
h. twice a day