【推荐1】It is used to serve really cold ice-cream. （改为同义句）
It is ________ ________ ________ really cold ice-cream.

【推荐2】You can use knives to cut bread. (保持原意)
Knives can be ___________ cutting bread.

【推荐3】护目镜用于保护你的眼睛。
Safety glasses ________ ________ ________ protecting your eyes.

【推荐1】政府每年都派送大量的工程师去非洲援助那里的人。
A large number of engineers ______ _____to Africa by our government to help the people there every year.

【推荐2】Change each sentence below into passive form（将下列句子改成被动语态）
1. They say Gihanga was a clever boy.
________________________________________________________________________________
2. People say Gihanga founded Rwanda.
___________________________________________________________________________________
3. People believe William Shakespeare wrote the poem.
________________________________________________________________________________
4. People think Rwanda was created in the 11th century.
_______________________________________________________________________________
5. We know the continents（大陆）of Earth were joined together once.
___________________________________________________________________________________

【推荐3】treated, of all skin colours, are, in that country, people, fairly（连词成句）
_______________________________________________________ .