Question

4. She ___(appear) to have a problem now.

5.Not many passanger planes ___(fly) faster than should.

8.He ___(work) very hard this week.

9.It ___(snow)since I got up.

10.All the lights ___(switch on) today.

Answer 1

4. she is appearing

5.flew

8. has worked

9. has been snowing

10.are switched on

Answer 2

4. she is appearing to have a problem now.

5.Not many passanger planes flew faster than should.

8. He  has worked  very hard this week.

9. It  has been snowing since I got up 

10.All the lights are switched on today