How do you find your classmates—Most of them are kind, but ____ is so good to me asPeter.

Parents cannot take care of them ________, so children should learn to be independent.

Walmart，which is one of the largest American supermarket chains，________ some of its stores open 24 hours on Mondays through Saturdays.(2012·安徽)

We have to try harder and ____________ a better idea to solve the problem.

Bears fatstores throughout the summer and fall to have energy enough to last themthrough their winter sleep.