Ⅰ.单词拼写
1．He injured (伤害)his knee while playing basketball.
2．A truck went out of control and crashed (碰撞)into the back of a bus.
3．He picked up the case and walked toward the exit(出口)．
4．Michael did not follow the correct procedure (程序，步骤)in applying for a visa.
5．He has the power(控制力)to make things very unpleasant for us.
6．Much to my relief(放松)，my son came back safe and sound.
7．The odd (奇怪的)thing was that he didn't recognize me.
8．An airlift was organized immediately for the relief of the flood(水灾)victims.
9．Please inform(通知)us of any changes of address.
10．You must signal (示意)which way you are going to turn.
