Ⅰ.单句语法填空
1．Pakistan came into (exist) as an independent country after the war.
2．She was always ，never hitting or scolding them.(gently) with the children in the kindergarten
3．As we all know，Qian Xuesen is a famous (physical) in the world.
4．After a long journey，the children were all ．(exhaust)
