Question

Complete the sentences.1)I'll send you a postcard when..........2)Do you know when he...........3)i'll do it as soon as.......4)i'll tidy my room before.....5)i'll invite her to the party when....

Answer 1

1. I'll send you a postcard when I move into a new house.
2. Do you know when he will arrive?
3. I'll do it as soon as I look through all of the instructions. 
4. I'll tidy my room before I leave.
5. I'll invite her to the party when she gets over her illness. 

Answer 2

1) I'll send you a postcard when I reach my destination. - Here, the completion of the sentence depends on reaching a specific place or completing a journey.

2) Do you know when he will arrive? - This sentence is asking about the specific time or occasion of his arrival.

3) I'll do it as soon as I finish my current task. - The completion of the sentence indicates that the action will be performed immediately after completing another task.

4) I'll tidy my room before my guests arrive. - This sentence suggests that the room will be tidied up prior to the arrival of guests.

5) I'll invite her to the party when I finalize the date and details. - The completion of the sentence implies that the invitation will be extended once the date and other details of the party are determined.