1 Use the cues to write sentences in the Passive or in the Active Voice. 0 The Eurostar/first/to open/in 1994.

The Eurostar was first opened in 1994.

1 The first rocket into space /to launch/ in 1942

2 People/ to claim / that Flying/often /to be/ the safest way to travel

3 Modern racing bikes / to make/ of aluminium

4 The moon/ to rotate / around the Earth

5 This month new buildings / to build / in our district.

6 The next flight/on Concorde/ to flow/in 2018.

7 The Moon/to land/on by twelve astronauts so far

8 Engineers/ to introduce/in the 1820s

9 Today, many journeys made/by plane

1 The first rocket into space was launched in 1942.
2 People claim that flying is often the safest way to travel.
3 Modern racing bikes are made of aluminum.
4 The moon rotates around the Earth.
5 New buildings are being built in our district this month.
6 The next flight on Concorde will be flown in 2018.
7 The Moon has been landed on by twelve astronauts so far.
8 Engineers introduced in the 1820s.
9 Today, many journeys are made by plane.

Обоснование или пояснение ответа и пошаговое решение:

1. The first rocket into space - Возводим предложение вида "The first rocket was launched" и добавляем пропущенные слова "into space" - The first rocket into space was launched in 1942.

2. People claim that flying - Меняем местами "People" и "claim" и вводим предложение вида "Flying is often the safest way to travel" - People claim that flying is often the safest way to travel.

3. Modern racing bikes - Подставляем слово "are" и изменяем форму слова "make" - Modern racing bikes are made of aluminum.

4. The moon - Меняем порядок слов и вводим предложение вида "The moon rotates around the Earth" - The moon rotates around the Earth.

5. New buildings - Используем форму слова "build" + вводим предложение вида "New buildings are being built in our district this month" - New buildings are being built in our district this month.

6. The next flight on Concorde - Визуализируем предложение вида "The next flight will be flown on Concorde" и добавляем пропущенные слова "in 2018" - The next flight on Concorde will be flown in 2018.

7. The Moon - Меняем порядок слов и добавляем пропущенные слова "has been landed on by twelve astronauts so far" - The Moon has been landed on by twelve astronauts so far.

8. Engineers - Используем форму слова "introduce" и добавляем опущенные слова "in the 1820s" - Engineers introduced in the 1820s.

9. Today, many journeys - Меняем порядок слов и добавляем перед ними пропущенное слово "are" - Today, many journeys are made by plane.