, Упражнение 2. Раскройте скобки поставив инфинитивы данных глаголов в нужную грамматическую форму (спряжение, число, время).
1. If you (heat)
water to 100 degrees Celsius, it (boil)
2. When it (rain)
a lot the ground (become)
very wet.
3. If I (finish)
work earlier 1 (phone)
you.
well.
to us, if he (feel)
4. Tom (come)
free.
5. 1 (can)
give a lift as soon as I (get)
6. If you (heat)
ice, it (melt)
6.
2 by 3 it (to be)
7. If you (multiply)

1. If you heat water to 100 degrees Celsius, it will boil.
Explanation: In this sentence, we use the present simple tense in the "if" clause and the future simple tense in the main clause. When the water reaches 100 degrees Celsius, it is projected to boil in the future.

2. When it rains a lot, the ground becomes very wet.
Explanation: We use the present simple tense for the condition and the present simple tense for the result. When it rains heavily, the ground gets wet.

3. If I finish work earlier, I will phone you.
Explanation: Here, we use the present simple tense in the "if" clause and the future simple tense in the main clause. If I complete my work earlier, I'm going to call you.

4. Tom will come to us if he feels free.
Explanation: In this case, we use the present simple tense in the "if" clause and the future simple tense in the main clause. If Tom feels free, he will come to us.

5. I can give a lift as soon as I get free.
Explanation: Here, the "if" clause is not explicitly mentioned, but it is understood. If I become free, I have the ability to give you a ride. The present simple tense is used to express habitual or repeated actions.

6. If you heat ice, it melts.
Explanation: In this sentence, we use the present simple tense in the "if" clause and the present simple tense in the main clause. If you apply heat to ice, it turns into water.

7. If you multiply 2 by 3, it is 6.
Explanation: Here, we use the present simple tense in the "if" clause and the present simple tense in the main clause. If you multiply 2 by 3, it results in 6.