Can/could - be able to can/is able to
ability in the present.
He can/is able to speak Spanish fluently.
opportunity to do something.
We can sit outside if you like.
could/was able to
ability in the past.
Ile could/was able to speak Spanish when he was ten.
ability in a specific situation in the past.
She was able to solve the puzzle in five minutes.
(NOT: she could...) (=She managed to)
Note: in questions and negations we can use either could or was able to.
will be able to
ability in the future.
He will be able to buy a new car as soon as he gets the money.​

1. Is my father driving a car?My father is driving a car, isn’t he? Is my father driving a car or a motorcycle? What is my father driving?

2. Are they painting a picture ?They are painting a picture, aren’t they? Are they or we painting a picture? What are they painting ?

3. Is he teaching? He is teaching, isn’t he? Is he teaching or reading? What is he doing?

4. Is Natalia cleaning a window? Natalia is cleaning a window, isn’t she? Is Natalia cleaning a window or a door? What is Natalia cleaning ?

5. Is Roma working today? Roma is working today, isn’t he? Is Roma working or relaxing today? When is Roma working ?

6. Are they staying at a hotel? They are staying at a hotel, aren’t they? Are they staying at a hotel or in guest house? Where are they staying ?

7. Is it snowing ? It is snowing, isn’t it? Is it snowing or raining ? What the weather is today?

8. Am I waiting?I am waiting, aren’t I? Am I waiting or reading? What am I doing?

9. Is she dressing trousers? She is dressing trousers, isn’t she? Is she dressing trousers or skirt? What is she dressing?

10. Are you laughing? You are laughing, aren’t you? Are you laughing or crying? What are you doing?

Объяснение:

1. The lamp is  next to  the television.

2. The tree is  in front  the door.

3. What’s that girl?

D) She’s a student girl.

4. Do the girls know Tom?

C) Yes, they know.

D) No, they don’t.

5. Choose the correct answer. Only one answer is correct.

C) I’m looking at you and John.

6. Choose the correct answer. Only one answer is correct.

B) This girl is one of my friends.

7. Choose the correct answer. Only one answer is correct.

D) That is Mr. Smith there.

8. Our house is  on Washington Street

9. Choose the correct answer. Only one answer is correct.

C) Who lives in London now?

10. Jane is in front of Tom. Tom is behind  Jane.