Noun. Singular / Plural forms. №1

Выберите правильный вариант:

1 A: I have a Physics exam tomorrow.
   B: Oh dear. Physics is/are a very difficult subject.

2 A:My office is three miles from my house.
   B:Three miles is/are a long way to walk to work.

3 A: My little brother has got measles.
   B: Oh dear. Measles is/are quite a serious illness.

4 A: Jane looked nice today, didn't she?
  B: Yes. Her clothes were/was very smart.

5 A: I've got two pounds. I'm going to buy a CD.
   B: Two pounds is/are not enough to buy a CD.

6 A: The classroom was empty when I walked past.
   B: Yes. The class was/were all on a school outing.

7 A: Have you just cleaned the stairs?
  B: Yes, so be careful. The stairs is/are very slippery.

8 A: Did you ask John to fix your car?
   B: Yes. His advice was/were that I take it to a garage.

9 A: Did you enjoy your holiday?
   B: Yes, thank you. The weather was/were wonderful.

10 A:These trousers is/are very old.
    B: You should buy a new pair.

11 A: How is/are the company doing lately?
     B: Great. We opened up two more branches.

12 A: I am going to travel for two years when I finish school.
    B: Two years is/are a long time to be away from home