In this exercise you have to say when you are going to do something. Examples: Have you cleaned the car? (tomorrow) Not yet. I'm going to clean it tomorrow
Have you made the coffee? (just)
Not yet I'm just going to make it.
1. Have you phoned Tom? (after lunch)
Not yet. I
2. Have you had dinner? (just)
Not yet.
3. Have you painted your flat? (soon)
Not
4 Have you repaired my bicycle? (just)

1. Have you phoned Tom? (after lunch)
Not yet. I am going to phone him after lunch.

Explanation: The question is asking whether the action of phoning Tom has been completed. Since it hasn't been done yet, the person is stating their intention to do it in the future, specifically after lunch.

2. Have you had dinner? (just)
Not yet. I just finished having dinner.

Explanation: The question is asking whether the action of having dinner has been completed. Since it hasn't been done yet, the person is stating that they have just finished having dinner.

3. Have you painted your flat? (soon)
Not yet. I am going to paint it soon.

Explanation: The question is asking whether the action of painting the flat has been completed. Since it hasn't been done yet, the person is stating their intention to do it in the near future, specifically "soon."

4. Have you repaired my bicycle? (just)
Not yet. I have just repaired it.

Explanation: The question is asking whether the action of repairing the bicycle has been completed. Since it hasn't been done yet, the person is stating that they have just finished repairing it.