被动语态 - 例句

1.It [is called] a clavichord.

现在时的被动。“它被叫做钢琴”

2.It [was made] in Germany in 1681.

1681年的事，所以是过去。过去时的被动。

3.Our clavichord [is kept] in the living room.

“被保存在…“，现在时的被动。

4.The instrument [was bought] by my grandfather many years ago.

“许多年以前被我祖父买“，过去时的被动。

5.Recently it [was damaged] by a visitor.

“被损坏了”

6.She struck the keys ...  two of the strings [were broken].

break broke broken，被弄坏了。

7.My father was shocked.

“我的父亲被弄的很生气”

8.Now we [are not allowed] to touch it.

现在不被允许使用了

9.It [is being repaired] by a friend of my father's.
a friend of my father’s (friends)

现在正在被修

名词所有格:

Lily’s book    
#Lily的书    
the door of the room
#房价的门

区别：
A's B 可以翻译成“A的B”；
of表示的是一种属性，所以修饰才成分在后面