Подчеркните в каждом из них модальный глагол или его эквивалент и определите единрвременную форму. 1. Energy can exist in many forms. 2. The chemists may use the reactor to analyse various substances. 3. The engineer will have to explain this difficulty. 4. You should follow all the important scientific researches in your field. 5. He had to investigate a series of accidents

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Валерия Баранова

Английский язык

7 ноября, 08:09

Подчеркните в каждом из них модальный глагол или его эквивалент и определите единрвременную форму. 1. Energy can exist in many forms. 2. The chemists may use the reactor to analyse various substances. 3. The engineer will have to explain this difficulty. 4. You should follow all the important scientific researches in your field. 5. He had to investigate a series of accidents

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Ульяна Самойлова · Answer 1

1. Energy can exist in many forms. (can) Present Simple

2. The chemists may use the reactor to analyse various substances. (may) Present simple

3. The engineer will have to explain this difficulty. (have to) Future Simple

4. You should follow all the important scientific researches in your field. (should)

5. He had to investigate a series of accidents. (have to) Past Simple