问题
A lot of vegetables helps you keep _______ good health. [ ]
A: at
B: in
C: in
D:on
B: in
C: in
D:on
正确答案是：
同类题型
Iwilltakepartinthequizshownextweek.—______.[ ]
What are the children going to do if it_________ next Saturday?
Liu Xiang has failed over and over again in the past years. And that’s _________ he succeeds.
Is the boy in white clothes your friend, Kangkang? —No. ____ in black clothes is.
What’s this in the blue box? –________is an orange bottle. _______ orange bottle is mine .