Ответ:

1. I am really tired. I have been cooking all day.

2. I haven't seen Margaret recently. How is she?

3. She thinks she'll have the steak, but she can't decide.

4. Do you hear that noise? I wonder what it is.

5. I'm watching my weight, so I prefer not to have any sugar in my coffee.

6. The meeting is taking place upstairs today because of the flood damage on the ground floor.

7. Margaret has written the reports. Can you take them up to Mr. Jones?

Объяснение:

1 . I have been cooking all day.

2 . I haven't seen.........

3 She thinks.......

4 Do you hear......

5 .......so I prefer....

6 is taking place

7 ..has written