be动词用法

21be动词(2)(状态)

Don't worry. Be happy. 不要担心，要快乐。

Be careful! 小心！

Be quiet! 安静！

Be good! 要乖哟！

Don't be lazy! 不要懒惰！

Don't be silly. 别傻了。

Don't be jealous! 不要吃醋！

be动词(3)在

Where are you? I am here. 你在哪里？我在这儿。

Are you in the kitchen? 你在厨房吗？

No, I'm in my bedroom. 没有，我在我房间。

My parents are in Japan. 我的爸妈现在在日本。

They are on vacation there. 他们在那儿度假。

My sister and brother-in-law are in Hawaii now.

我姊姊、姐夫现在夏威夷。

They are on their honeymoon there. 他们在那里度蜜月。

Where are your family? 你的家人在哪里？

They are in Malaysia. 他们在马来西亚。

Where is Malaysia? 马来西亚在哪里？

It's in Southeast Asia. 在东南亚。

22be动词(3)在

What are you doing? 你在做什么？

I'm reading the newspaper. 我在看报纸。

I'm reading the news on the computer. 我在看网络上的新闻。What is he doing? He is taking a shower. 他在做什么？洗澡。What was he doing when you went to his house last night? 昨晚你去他家的时候，他在干嘛？

He was taking a shower. 他正在洗澡。

What will he be doing at ten tomorrow morning?

明天早上十点他会在干嘛？

He will be whitewashing their new house. 他会在粉刷新房子。

I think; therefore, I am. 我思故我在。

To be or not to be, that is the question.

生存或死亡，那就是问题之所在。

being n. 存在；生存；生命体；生物

a human being 一个人human beings 人类

23be动词(4)有

There is a cup of coffee on the desk. 桌上有一杯咖啡。

There is a glass on the table. 桌上有一个玻璃杯。

There is no water in the glass. 杯子里没有水。

There are four people in my family. 我家有四个人。

There is a bus stop on the street corner. 街角有个公车站牌。There are many magazines on the desk. 桌上有好多杂志。

There is nobody in the office. = There isn’t anybody in the office.办公室里没有人。

There is no need to hurry. 不必急。

Are there any questions? 有问题吗？

Is there anything I can do to help? 有我可以帮忙做的事吗？

24be动词(4)有

There is enough time. 有足够的时间。

There is nothing to worry about. 没有需要担心的事。

Sometimes there is a rainbow after rain. 有时候雨后会有彩虹。There are only a few passengers on the bus. 公交车上只有几个乘客。There must be a reason for his absence. 他缺席一定有他的理由。There should be a reason for his absence. 他缺席应该有他的理由。There can be a misunderstanding between them.

他们之间可能有误会吧。

There can't be a misunderstanding between them.

他们之间不可能有误会。

25be动词的过去式am, is →was are →were

Where were you this morning? 今天早上你去哪儿了？

I was out in the park. 我在外面公园里。

Was Mary with you, too? Mary也跟你在一起吗？

Yes. Both Mary and Sally were with me.

是呀，Mary 和Sally两人都跟我在一起。

They were my childhood playmates. 他们是我童年时的玩伴。

What were you doing there? 你们在那儿做什么？