If you make_ _ most of forty-five minutes classes day after day, there will be ______switch in grades.
I could never_________ such a person ________ always complains everything.
_________ can you expect success.
_________the thunderstorm ,they_________ the injured man in time. They felt sorry for that.
With the gas _____, they had to quit the car and walked.
It is in the west of China _____ _____ is no doubt that it is going to rain tomorrow.