Our school forbids _____, that is to say, we are not allowed _____ at school. [ ]

The city will ___________no more than 10 thousand new car licenses each year in order to set a limit on the number of cars and improve the environment.

下列各句中，加点成语使用恰当的一项是（ ）

If we don’t use money ________ ， we’ll have a difficult time.

Beijing is ______ the north of Gansu and ______ the north of China.