Exercise 1 translate the sentences; explain the usage of the modal verbs: 1. the green wire should be connected to terminal 4. 2. you mustn’t turn the machine when the red warning light is on. 3. this lever can be up or down. 4. we can recycle old products to make new ones. 5. the red switch has to be on. 6. a rheostat is a resistor whose resistance value may be varied. 7. that morning he had to leave his car at home. 8. you can’t ride a motorbike with no helmet. exercise 2 put the verbs into past simple. use the modal verbs and their equivalents: 1. he must work hard to finish his experiment. 2. i can devote myself to scientific work. 3. you may repeat this experiment. 4. he must illustrate this law by several experiments. 5. she can study automation in the college. 6. they may carry out these experiments at the laboratory

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shreyder2016

Английский язык

4,8(87 оценок)

11. зеленый провод должен быть подключен к терминалу 4. 2. вы не должны поворачивать аппарат, когда горит красная сигнальная лампа. 3. этот рычаг может быть вверх или вниз. 4. мы можем перерабатывать старые продукты, чтобы создавать новые. 5. красный переключатель должен быть включен. 6. реостат - это , значение сопротивления которого может изменяться. 7. в то утро ему пришлось оставить свою машину дома. 8. вы не можете кататься на мотоцикле без шлема.

karisafedotova2

Английский язык

4,8(1 оценок)

my favorite subject is fine arts.i love this subject because in this tutorial i can show their imagination and originality .in this lesson, you can not strain much, and just draw .also, we study the art that was in ancient times, famous artists and their paintings.i really like to come up with stories, stories to my drawings, and in the end it turns out its own fairy tale.that's why i love this subject .