Grammar in Use Unit 20.2

判斷下列句子的對錯。如正確,寫上 “OK”， 如有錯誤，請改正畫線部分的動詞。

1.I’ve lost my key. I can’t find it.

2.Have you seen Kate yesterday?

3.I’ve finished my work at 2 o’ clock.

4.I’m ready now. I’ve finished my work.

5.What time have you finished your work?

6.Sue isn’t here.She’s gone out.

7.Steve’s grandmother has died two years ago.

8.Where have you been last night?