5.They ____________(visit) Chicago last year.

4.Where ____________ (be)he last night?

3.The students ____________(have) a school trip yesterday.

2.We saw many fish and sharks in the ____________(水族馆).

1.Last Sunday I brought a ____________(纪念品) from Japan.

31.over and over again 反复，一遍又一遍

*get bored　　　 变得厌倦

(get/become是连系动词，后跟形容词如tired/angry/excited等)

*I don’t agree. = I disagree.　　　 我不同意

*besides(除…之外还，包括)与except =but(除…之外，不包括)

They have classes every day but (except)Saturday and Sunday。

*be able to与can 　　　 能、会

(be able to用于各种时态，而can只能用于一般现在时态和一般过去时态中；have to用于各种时态，而must只能用于一般现在时态)

例如：I have been able to/will be able to speak two languages.

(不可以用can)

*It’s (not)+ adj+ for/of sb to do sth

It’s not easy for him to learn a foreign language.

It’s very nice of you to help us.

30.It’s +形容词+(for sb)+to do sth 对某人而言，做某事是…的

29.wake up 醒来 wake sb up唤醒某人

22.hundreds of 数百 　　　23.thousands of 数千

17.What will the weather be like tomorrow ?明天天气将会怎么样？

e true 实现　 　　　19.hear of …听说…