Don‘t eat sweets before __to bed.It’s _your teethA、go；bad for B、going；bad for C、going good for D、go bad to

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Don‘t eat sweets before ________to bed.It’s _______your teeth
A、go；bad for B、going；bad for C、going good for D、go bad to

B
before 后跟动词ing 形式
be bad for 对...有害

Don‘t eat sweets before ________to bed.It’s _______your teethA、go；bad for B、going；bad for C、going good for D、go bad to