1. ________ I should have checked first since when I reached the shop I was led to believe that you were out for the day.

2. Student: Yes, I want to be able to speak ________ .

3. Student: I think it is I stayed in Paris in 1999. Is that all ________ ?

4. Student: I think the past simple is for a ________ time in the past and the present perfect is when you don't know when it was.

5. From the end of May until August I have been away on business and was surprised that ________ that period

6. Teacher: Well, if you ________ I could give you lessons next week.

7. Teacher: Very good. Which do you find the ________ difficult?

8. Teacher: What ________ you say that?

9. Teacher: Ah, you see in means you are there inside ________ into means you enter as: You go into the room.

10. Teacher: Absolutely perfect. Now what ________ the Present Perfect Continuous?