Let's learn to use the problem we are facinga stepping-stone to future success.
____, as long as I’m with nature, I don’t care.
The human body consists of organs, each ____a definite job to do.
—Why does the river smell terrible—Because large quantities of water________.
The horse covered the distance in six days_____ the train's 28 hours.
---We need a person very much to think up a creative idea.--- ______ the new manager have a try?