1. Teacher: Good question. T and one O is the preposition and T and double O often means extra as in: This exercise is too difficult. And don't forget the third word also sounding the same the ________ two.

2. Teacher: What ________ you say that?

3. Since returning in September I have made at least a dozen phone calls and quite frankly I have reached the end of my ________ .

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

5. and meet you face to face so that the matter could be settled once and for ________ .

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

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

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

9. Teacher: The thing to ________ is that in usually means inside a place or a position.

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