Ex. 1:

1. Where are you going?

To the cinema. Do you want to come?

2. Where is your neighbour?

She's away on a business trip. I am looking after her garden at the moment.

3. How often do you go to the hairdresser's?

4. Why do you smell the flowers?

They smell beautiful.

5. Where does Luke work?

He works as a clerk.

6. Are you going on holiday?

Yes, I'm flying to London tomorrow morning.

7. What time does the train leave?

8. Yes, I'm going to see Mike.

Ex. 2:

2. Have you ever went bungee jumping?

Yes, I have. / No, I've never went bungee jumping.

3. Have you ever driven a lorry?

Yes, I have. / No, I've never driven a lorry.

4. Have you ever met anybody famous?

Yes, I have. / No, I've never met anybody famous.

5. Have you ever tried sushi?

Yes, I have. / No, I've never tried sushi.

Ex. 3:

2. She have done the gardening this morning.

3. They have sent emails this morning.

4. He has been working out for twenty minutes.

Ex. 4:

1. has been working

2. have you had

3. has visited

4. has been reading

5. has been studying

6. eaten

Ex. 5:

1. already

2. never

3. yet

4. for

5. since

6. just