Many people speak Chinese.
谓语：speak 的动作是由主语 many people 来执行的。
Chinese is spoken by many people.
主语 English 是动词 speak 的承受者。
（二）被动语态的构成 被动语态由 “助动词 be＋及物动词的过去分词” 构成。人称、数和时态的变化是通过 be 的变化表现出来的。
过去完成时：had been + spoken
Some new computers were stolen last night.
He is often asked to sing songs.
The glass was broken by Mike.
This book was written by him.
Your homework must be finished on time.
（2）把谓语变成被动结构（be＋过去分词） （根据被动语态句子里的主语的人称和数，以及原来主动语态句子中动词的时态来决定 be 的形式）。
（3）把主动语态中的主语放在介词 by 之后作宾语，将主格改为宾格。
All the people laughed at him.
→ He was laughed at by all people.
They make the bikes in the factory.
→ The bikes are made by them in the factory.
He cut down a tree.
→ A tree was cut down by him.
（五）含有情态动词的被动语态 含有情态动词的主动句变成被动句时，由 “情态动词＋be＋过去分词” 构成。
We can repair this watch in two days.
→This watch can be repaired in two days.
They should do it at once.
→It should be done at once.
1.He made the boy work for two hours yesterday.
→The boy was made to work by him for two hours yesterday.
2.Mother never lets me watch TV .
→I am never let to watch TV by mother.
3.Jack gave Peter a Christmas present just now.
→（1）A Christmas present was given to Peter by Jack just now.
→（2）Peter was given a Christmas present by Jack just now.
1.---Do you think Shanghai is a _______ city?
---Certainly. It has beautiful buildings, tidy streets and hard-working people.
- likely B. lonely
- lively D. lately
2.—Shijiazhuang is becoming much more beautiful.
—Yes. Many trees and flowers _______ in our city every year.
- are planting B. are planted
- were planting D. were planted