练习（各种时态改为被动语态）： 1 一般现在时 She washes her hair. 2 He bought a new bike last week. 3 将来时 You will find the place. 4 I will finish my work. 5 情态动词 I can’t eat it. 6 You must wear the uniform. 7 现在进行时 My mum is cooking the dinner. 8 Workers are repairing the car. 9 过去时 I lost my keys. 10 He broke the glass. 11 现在完成时 They have built the bridge. 12 She has turned off the light.