125 по английскому языку за 9 класс  Л.М. Лапицкая, Н.В. Демченко, А.В. Волков

№125 по английскому языку за 9 класс Л.М. Лапицкая, Н.В. Демченко, А.В. Волков

авторы: Л.М. Лапицкая, Н.В. Демченко, А.В. Волков

учебник


Английский 9 класс Лапицкая страница 125

• Make up a five-sentence rule about the Passive Voice.

1. The Passive Voice is used when we don't... or don't want to mention the actual doer of the action.

2. The Passive Voice is formed with the help of the... in the corresponding tense and...

3. We choose the tense of the sentences in the... in the same way as we do in the Active Voice - we pay attention to the word-signal, e.g. 100 years ago, usually, etc.

4. For the doer of the action we use the preposition... in sentences with the Passive Voice.

5. For the instrument of the action we use the preposition... in sentences with the Passive Voice.

Read the continuation of the talk with the meteorologist and answer in pairs.

• How was weather observed in ancient times?

• When was the technology of weather observation developed?

• What instruments were invented between 1400 and 1700?

• Which inventions increased the rate of weather information exchange?

• How will weather be predicted in the future?

For centuries weather observing tools were the various human senses - the eye, the nose, the ear. The technology of weather observation (1) be developed in the last seven centuries. The rain gauge, barometer, anemometer, psychrometer and thermometer (2) be all invented in the years between 1400 and 1700. These instruments (3) be improved through the years, but even today they are the basic observing tools of weather observers all over the world. However, things have changed. With the development of the telegraph in the 1840's, then radio and telephone, new observing systems such as instrumented balloons, radar and satellites have appeared. They are now part of the range of tools that (4) be used by weather watchers. Thus , the quality of the data, the possibilities (BO3MOJKHOCTH) of meteorologists to exchange information from the weather stations in different regions and the rate

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