小学生是不是除了学习就什么都不用管了?
Pupils don't have to care about anything else except studying. Do you agree?
我的狗狗到6个月大时就完成了所有的上边的这些训练,知道要到外边才可以上厕所,也可以放在笼子外边不用管了。
My dog to 6 months old when he finished all the above these training, know to outside the toilet, also can not put out the cage.
对滴,解决的办法就是用这款钛吸管取而代之,而且有了它以后,你就再也不用购买其他吸管了。
That's right, it's the Titanium Straw, very likely the last straw you'll ever need to buy.
There's nothing to do here, because the forces are 0, the mass is 0.
就不用管这里了,因为这里的力是 0,质量也是 0
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