1、I"ve been doing my homework.我一直在做作業(yè)。

2、Who has been to Hawaii? None of us has、

3、I’ve just finished reading the book、

4、我知道你來看你的爸爸。

5、I"ve known her for 30 years.我認識她已經(jīng)30年了。

6、你從他那里學(xué)的"滑水，不是嗎?

7、He has been in Honolulu ever since、

8、This is the first time I have been here.這是我第一次到這兒。

9、I’ve already been there twice、

10、Have you ever traveled on a plane?

11、They haven’t finished yet.他們還沒結(jié)束。

12、His shoes are dirty.他的鞋子臟了。

13、You’ve learnt surfing from him, haven’t you?

14、誰去過夏威夷?沒人去過。

15、How many times have you been to Singapore?你去過新加坡幾次?

16、I know you’ve come to see your father、

17、My momhas never travelled by air.我媽媽旅游從來沒有坐過飛機。

18、They are at home.他們在家里。

19、Has anybody water-skied before?

20、他從那以后就在檀香山。

21、How long have you been here in Sydney?

22、I have bought a new computer.我買了一臺新電腦。