▲本句中，upset是形容词，意思是"心烦意乱的"。upset用作形容词时，还可以表示"不舒服的,不适的,难过的"。upset用作动词时，是不规则动词，过去式和过去分词是upset。意思是"弄翻，使......不安,使心烦,扰乱"。如：

　I will be really upset if you don't come. 如果你不来，我会很难过的。

4. You will ignore the bell and go somewhere quiet to calm your friend down.

　你就不上课了，找个安静的地方安慰你的朋友。

▲本句中 calm down是"动词＋副词"构成的短语，意思" (使)平静下来"。

　Let's go and calm

your angry brother down (= calm down your angry brother).

　咱们去安慰一下你那生气的弟弟。

　<词义辨析>

1)calm作形容词,指天气、海洋等时,表示一种无风无浪的"平静";指人时,表示镇静平和的心情。

He remained calm.

After the storm the sea was calm again.

2)quiet指没有动静,没有噪音,尤指没有骚动的安宁状态。例如:

Everything was quiet.

Keep quiet.

3)silent用于事物时,侧重没有声响;用于指人时,强调少言寡语。例如:

That's a silent film.

Why do you keep silent.

4)still侧重于"不动"、"静止"时,与calm,quiet,silent不能替换;侧重于"无声"时,可与quiet替换。

Please keep still while I take a photo of you.

How still(quiet)everything is!

5. You will tell your friend that you are concerned about him / her and you will meet after class and talk then. 你告诉你的朋友，你关心他 / 她，下课后与他面谈。

　▲短语be concerned about接近于be worried about，意思是"关心；挂念"。如：

　 Her parents are rather concerned about her study. 父母亲很关心她的学习。

1) be concerned后还可以接that从句或动词不定式。

　 Aren't you concerned (that) she might tell someone? 你难道不担心她会告诉别人吗？

2) be concerned with / in 与......有关；涉及

　More than one person has been concerned with this matter.

不止一个人牵扯到这件事情中。

6. You will tell him / her that he / she should have studied, so you don't let him / her look at your paper. 你告诉他 / 她，他 / 她以前应该好好学习，你没让他 / 她看你的卷子。

　▲句中的should have studied的意思是"过去应该好好学习"。should have done表示"过去本应该做某事，而实际上没做"，含有责备或后悔的意味。

　 I should have written to her but I haven't had time. 我早就该给她写信，但是我没有时间。

　 He also learns that he should have cared more about his friends. 他还明白了他以前应该多关心朋友。

7. Or are you afraid that your friend would laugh at you, or would not understand what you are going through? 你是不是担心朋友会嘲笑你，会不理解你目前的处境？