1．upset adj.心烦意乱的；不安的；不适的 vt.使不安；使心烦；打翻
[教材原句] Your friend comes to school very upset.
你的朋友来上学时心情很不好。
(1)be upset about/over/at sth. 为某事烦心/难过
be upset to do sth. 对做某事感到不安/难过
be upset that... ……让人不安
(2)upset oneself about sth. 为某事而烦恼
It upsets sb. to do sth./that...让某人心烦的是……
单句语法填空
①Tom was upset ____________(know) that his request for a mobile phone was turned down by his parents.
②Our plans ____________(upset) by the sudden change in the weather, so we had to try another way.
一句多译
最让我们沮丧的是，因为狂风暴雨我们的航班被推迟了。
③________________ most was that our flight was delayed because of the fierce storm.(名词性从句)
④________________ most that our flight was delayed because of the fierce storm.(it形式主语)
[答案] ①to know ②were upset ③What upset us ④It upset us
[知识顾问] (1)upset的过去式和过去分词形式仍为upset；其现在分词形式为upsetting。
(2)upset充当形容词时常用作表语，不能作定语。
