【推荐1】People use metal for making machines. (改为被动语态)
Metal ________ ________ ________making machines.

【推荐2】The special thing was invented ________ Liu Jie and used ________ taking notes.

A．by; for

B．to; for

C．by; as

【推荐3】— English is widely spoken in the world, isn’t it?
— Yes, It’s used _________ an official language in many countries.

A．for

B．as

C．with

D．by

【推荐1】根据汉语提示完成句子，每空一词。
1. — What are you going to study at university?
— I’m not________ _________ (对……确定)that.
2. What does it____ ________ _______ ______ (和……有关系）fishing?
3. I just wanted to ______ ______ (确认）you knew where to go.
4. You should_______ ________ (写下）her phone number before you forget it.
5. Mr. Green is going to Australia to visit his friends____ _____ ____ ____(在……开始）September.

【推荐2】—Can I ________ that dress?
—Sure. It will look very nice on you.

A．think of

B．think about

C．help with

D．try on

【推荐3】昨天，莉莉成功地赢得了歌唱比赛一等奖。
Lily ________ ________ ________ ________ first prize in the singing competition yesterday.

【推荐1】当灯笼被点燃时，它们像小的热气球一样慢慢地升入空中。
When the lanterns ________ ________, they slowly ________ ________ the air ________ small hot-air balloons.

【推荐2】Nothing will change unless much attention ________ to the situation.

A．pays

B．will be paid

C．is paid

D．paid

【推荐3】The children can’t watch TV unless they_______ to.

A．allow	B．will allow
C．are allowed	D．will be allowed