Example: If he (to be) free, he (to go) for a walk.
If he is free, he will go for a walk.
Ex.1 Составить и записать условные предложения 0 типа.
1. If I (to eat) too much, I always (to have) stomachache.
2. When it (to snow), the landscape (to become) white.
3. If you (to heat) ice, it (melt).
4. If I(to go) to the beach, I always (to sunbathe).
5. If I(not/sleep) 7 hours at least, I (to have) problems to wake up.
6. If you (to drop), it (to fall).
7. If she (to eat) sweets all day, she (to get) fat.
Ex.2 Составить и записать условные предложения 1 типа.
1. If he (to miss) the bus, he (to be) late for school.
2. If she (to have) a toothache, she (to go) to the dentist.
3. If the weather (to be) good, we (to have) a picnic tomorrow.
4. If you (not to stop) jumping around, you (to hit) your head.

ответ:1) I bought a new dress yesterday. 2) They didn,t win the game. 3) Who is the cleverest pupil in the class? 4) We went to the funfair two days ago. 5) Kathy is the prettiest girl in the school. 6) Did you meet Paul at the hospital yesterday? 7) Liz wrote a letter to Ken a week ago. 8) Ricky was the strongest boy in his class. 9) The boys rode a camel at the zoo last summer. 10) My brother Tom didn,t swim for his school team. 11) Kim met Brad Pitt last month. 12) I rode a horse for the first time last Saturday. 13) Kevin is the best pupil in the class. 14) Mary and Julie went to a concert last night. 15) Jack is the strongest boy in the room. 16) Cindy bought a new jacket yesterday. 17) Did John win the game? 18) Who is the loudest student in the class? 19) We ate chips and burgers for dinner. 20) They didn,t see any dinosaurs in the museum.

Объяснение:

1. There are some ties in the box. - Несколько проводов в коробке
2. Is there anything on the table? - Есть что-нибудь на стол?
3. Somebody rang you up. - Кто-то позвонил тебе.

V. 
1. I began to work at once. (Время простое, инфинитив to work) - Я начал работать сразу
2. They will comment on this event. (Время будущее простое, инфинитив comment) - Они будут комментировать эту новость.
3. Mrs. Clay usually finishes her work at half past three. (Время настоящее простое, инфинитива нет) - Миссис Клей обычно заканчивает её работу в половину после трех (3:30)

VI. Вставьте предлоги, где необходимо.
1.Turn the corner of the house and look at the flowers grown by my mother: aren't they beautiful?
2. He was an excellent pupil, and the teachers never complained with him.
3. She com¬plained of feeling bad and could not answer  the questions from the teacher.

III. 
1. The region was not so rich in natural resources as Siberia. - Регион был не там богат природными ресурсами как Сибирь.
2. The more persistent you study, the better knowledge of the subject is. - Чем более настойчиво ты учишься, тем лучше знания этого предмета
3. The Neva is wider and deeper than the Moskva River. - Нева шире и глубже, чем Москва-река.