From the last paragraph we may infer that one of the effective measures suggested
A. not to permit them to watch TV at all.
B. to tell them to spend less time watching TV
C. to turn off TV when they are in front ff TV sets.
D. to calculate accurately the time that a child spends watching TV.
查看答案
A.nutrition B.nutritions C.calorieD.calories
A. nutrition
B. nutritions
C. calorie
D. calories
会计凭证分为原始凭证和记账凭证,对二者的差异下列说法不正确的是()。