II. 用被动语态改写下面的短文. In the course of history, people have sent messages in many different ways. Once upon a time, Native Americans used smoke signals to send messages from one camp to another. People also used drums, both in Africa and America, to send news and to announce gatherings. Sailors wrote messages, put them in bottles and threw them into the sea. People have used certain types of birds to send messages, especially in wartime. In 1994 the Swiss army made a decision to give up its collection of message-carrying birds. 查看更多

 

题目列表(包括答案和解析)

用被动语态改写句子

They have shown more than 50 famous films in this village since March.

查看答案和解析>>

用被动语态改写句子

They have spent a lot of money on the computer.

查看答案和解析>>

用被动语态改写句子

The computers have greatly helped travellers and business people.

查看答案和解析>>

用被动语态改写句子

They have set up a power station in our hometown.

查看答案和解析>>

用被动语态改写句子

Somebody has cleaned my shoes.

查看答案和解析>>


同步练习册答案