麻烦帮忙改下被动语态
1.they gave hin a medal for his wonderful work
2.the doctor will ask the patient some questions before he gives her medicine
3.they made the yong man head of the volleyball team
4.someone will tell you how to prepare for the examination
5.they criticized me for something wrong that i had done
6.someone has taken the stranger to another hospital
7.it surprised me to hear that they wouldn't give him a holiday after his hard work