— Can we eat much sugar?
— No, Too much sugar your teeth.
A：is good for
B：is bad for
C：is bad to
写出近义词
耷拉—____ 快乐—____ 劳累—____
秦岭—淮河一线是我国北方地区和南方地区的分界线其划分的依据是（ ）。
