When I do vs When I have done: Future time clauses

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Exercise 1

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Explanation

Exercise 1

Choose the correct verb forms to complete the sentences below. Use the PRESENT PERFECT when the action must be completed before the main event. Otherwise, use the PRESENT SIMPLE.

1
I'll ask Tony about it when I him.
2
The kids will have their snack while they their homework.
3
You won't get a pay rise until you here for at least a year.
4
When I my teeth, I'll use the new toothpaste.
5
You will only be eligible for a passport when you there for five years.
6
We'll probably watch the match while we dinner.
7
When I all my water, I'll wash out the bottle.
8
I'll let you know as soon as the food ready.
9
Gary will hang up his shirt when he it.
10
When the baby asleep, I'll mop the floor.