1. If you speak quickly, they won't understand you.
2. If she doesn't take your umbrella, she will get wet.
3. If he forgets about the meeting, his boss will be very angry.
4. If you drive so fast, you will have an accident.
5. If you don't leave now, you will be late for the train.
6. If they train a lot, they will win the competition.
7. If she doesn't consult a dictionary, she won’t translate such a difficult text.
8. If we don't take a rest, we won't reach the camp before night.
9. If they don't hurry, they will miss the beginning of the performance.
Ex. 35
1. His father worked at a plant.
2.I often saw him in the park.
3.Did your pupils read English books?
4.Her mother taught chemistry at school.
5.We didn't know his address.
6.He got up, washed,dressed,had breakfast and went to school.
7.Did the doctor speak English?
8. We understood the rule.
9.My friend didn't like such films.
10. In summer we picked berries and mushrooms.
11. They didn't change trains there.
12.This worker repaired his car himself.
Ex.36
1. Did you sleep in the open air?
2. Did you play chess that night?
3.Did you study chemistry at the institute?
4.Did your friend call on you last week?
5.Did your sister spend her holidays in the Crimea?
6. Did you take a bus this morning?
7.Did you enjoy the performance?
8. Did you see me yesterday?
Объяснение: