【推荐1】They went off together and left ______ (我坐在那儿). （根据汉语提示完成句子）

【推荐3】Addicted to computer games，he ________.
他沉迷于电脑游戏，很多作业没有做完。

【推荐2】Most of the amusement parks ________ to the public for free.
大多数游乐公园已经向公众免费开放。

【推荐3】Someone ________ and the little dog ran away.  
有人没关门, 小狗跑了。

【推荐1】Give the names of two people_________ (可以联系上的) if any emergency happens. (根据汉语提示完成句子)

【推荐2】语法专练(用被动语态改写句子)
1. —Don't be nervous, and they will tell you where to sit.
—Don't be nervous, and you ________________where to sit by them.
2. —There are many people over there. Go and see what they are selling.
—There are many people over there. Go and see what ________________ by them.
3. —In order to stop air pollution, the government has taken a lot of measures.
—A lot of measures ________________ by the government in order to stop air pollution.
4. —We are discussing how to spend the summer holidays now.
—How to spend the summer holidays ________________ by us now.
5. —Miss Li can make her class lively and interesting, so her students love her.
—Miss Li can make her class lively and interesting, so she ________________ by her students.
6. —Her mother bought her a computer.
—A computer ________________ her by her mother.
7. —I hear the students in Class 7 sing the English song every day.
—The students in Class 7 ________________ the English song every day by me.
8. —We must operate this machine with care.
—This machine ________________ with care by us.
9. —The teachers taught students to regard difficulties as the wealth of life.
—Students ________________ to regard difficulties as the wealth of life.
10. —They can complete the work in two hours.
—The work ________________ in two hours.

【推荐3】It is known to us that study must ________ (与...联系起来）practice.（根据汉语提示完成句子）

【推荐1】He _______ ______ ________ _________（应该为…负责）for the accident.. （根据中文提示填空）

【推荐2】教授警告学生们，他们绝不应该在他的课堂上使用手机。
The professor warned the students that on no account ________ ________ ________ mobile phones in his class.

【推荐3】我们应该邀请我们的老师参加我们的聚会。
We should ________ ________ ________ ________ ________ ________ our party.