Choose the word or phrase that best completes the sentence.

1. She is teaching two classes and is examining at a literature exam tomorrow. ________, she is chairing a meeting at the Pen Club.

2. These old houses are going to be ________ soon.

3. If the line is busy, don't wait and ________.

4. It's rude to interrupt when someone else is ________.

5. Even though he is thirty five, he lives on his mother and is completely dependent ________ her.

6. Can you possibly make ________ what he has written here?

7. Look, Mother! Jack has ________ you some flowers.

8. Doctors usually have to study for at least seven years before becoming fully ________.

9. He stood on one leg, ________ against the wall, while he took off his shoe.

10. She's obviously going to get a top job soon. She's a real high ________.

11. I'm so sorry I'm late, the car broke ________ on my way here.

12. Can you divide 30 ________ 6, please?

13. He go out of bed and took a few ________ but couldn't go any farther.

14. The brothers are so alike I cannot ________ one from the other.

15. She works very hard, as she is ________ all our students' affairs.

11. I'm so sorry I'm late, the car broke ________ on my way here.