Ответ:

1) If you help me, I will help you.

2) If they catch the bus, they will arrive on time.

3) If my parents support me, I will be a better person.

4) If it rains, I will get wet.

5) Sally and Elizabeth will go out tonight if their parents allow it.

6) They will visit Eiffel Tower if they go to France.

7) If I pass the year, my parents will give me a gift.

8) If I don't pass the year, my parents will be very disappointed.

9) If the cable TV doesn't work, we will rent a DVD.

10) If the baby doesn't eat, we will see a doctor.

11) If the T-shirt suits me, I will buy it.

12) If you continue on a diet, you will get sick.

13) If you are a good listener, you will have many friends.

14) If you aren't careful, you will spoil the machine.

15) If she isn't careful, she will not have enough money left.

16) If you get enough sleep, you will feel healthier.

17) My parents will give me a hug, if I arrive home early.

18) If you aren't careful, you will fall.

19) If she eats that mayonnaise, she will be sick.

20) If they don't behave, their parents will punish them.

21) She will go on a trip if she has got holidays in August.

22) I will get dehydrated if you don't drink more water.

23) If it is too much heat, I will turn off the air conditioning.

24) You will understand conditional sentences if you practise carefully.

Объяснение: