travelling is good for our health.中为什么health不加y.
eating fruit is good for our health 为什么用health
.is good for our health.
I think drinking milk is good for our health中为什么drink要加ing请说
doing morning exercise is good for our health中,为什么要用is和healt
Vegetables and fruit is good for our health中为什么要用is
climbing m____ is good for our health.
kfc is good for our health.
L_ is good for our health.
____enough exercise is good for our health
talking e is good for our health
Eating vegetables is good for our health中eating可换成to 为什么?
Playing sport is good for health.Sport为什么不加s?