13. Suppose认为、认定、假定、猜想

Suppose sb./sth. (to be)+adj./名词短语

Everyone suppose him (to be) poor, but he is really rich.

大家都认为他很穷，实际上他很富有。

练习：

人们认为他很笨，实际上他很聪明。

People suppose him (to be) stupid, but he is really clever.

她被认为是我们班最优秀的学生。

She is supposed (to be) the best students in our class.

Suppose sb./sth. to have done(当猜测的内容发生在suppose之前)

They supposed the paper to have been lost during the war.

他们认为那份文件在战争期间丢失了。

警察逮捕了他，因为他们认为他杀死了那位女士。

The police arrested him because he was supposed to have killed the lady.

Suppose it + adj./n. +to do

I suppose it my duty to help those in poverty.

我认为帮助那些处于贫困的人是我的义务。

----Is he angry?

----Yes, I suppose so. / No, I suppose not.

练习：

她认为现在改变她的想法太晚了。

She supposed that it was too late to change her mind.

She supposed it too late to change her mind.

我猜你已经完成了作业。

I suppose that you have already finished your homework.

I suppose you to have already finished your homework.

14. go off

The alarm clock went off at 6:00 and woke me. (闹钟)响

The gun went off by accident. (枪)开火

A few minutes later the bomb went off, destroying the building. 爆炸

Don’t go off with saying goodbye. 离开

练习：

火警警报器一响，我立刻冲出屋子。

As soon as the alarm went off, I rushed out of the house.

炸弹在一条拥挤的街道上爆炸了。

The bomb went off in a crowded street.

汤姆告诉海伦不要不通知他就离开。

Tom told Helen not to go off without informing him.

Sentence structure

1.  It takes sb. time to do sth.某人花……时间做某事

It takes me less than fifteen minutes to wash dishes everyday.

每天我最多花15分钟洗碗。

It takes me five minutes to go to school by bike.

我骑自行车上学需要5分钟时间。

Sb. spend time (in) doing sth

Sb. spend time on sth.

He spent the whole morning in reading the report. (read)

Most of her life was spent in caring for other. (care for)

I spent a whole day painting the room.

我用了一整天的时间粉刷那间房子。

Sth. cost sb. sth.

The sweater cost me 50 yuan.

练习：

那只花瓶花了我200元。

The vase cost me 200 yuan.

我用了一周的时间读完这本书

It took me a whole week to finish reading this book.

I spent a whole week in finish reading this book.

2. I am always the first person to get to the office.

be + the + 序数词+名词+to do sth. 第几个……做某事

She is always the first person to get to school everyday in our classroom.

在我们班她总是第一个人回到学校的人。

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