Don’t ___________ before the bus stops.

The word "breakthrough"is often used when talking about the newest drug or the next treatment ___ in cancerresearch

My mother often tells me not to ________ or not to look down upon others.

In my opinion, the girl ________ to be a good dancer if she is well trained in an art school.[ ]

They are good friends.____ is no wonder that they know each other so well. [ ]