1

If the chickens cross the road, they finally ---arrivearrivesarriving home safely.

2

If we ---singsangsings very loudly, neighbours are not happy.

3

If I ---isaream very tired, I always yawn.

4

If I go forward, I ---do not stepnot stepdoes not step back.

5

If he ---stopsstopstopped breathing, he starts choking.

6

If he wears braces, his trousers ---not falldoes not falldo not fall.

7

If a car is out of fuel, it ---stoppingstopstops beside the road.

8

If a plane ---isamare out of fuel, it falls.

9

If he ---do not swimnot swimdoes not swim anymore, he sinks in deep waters.

10

If she ---breathingbreathesbreathe, she lives.

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