Complete the sentences with the past simple passive tense of the verbs from the box. (to develop, to make, to build, to discover, to invent, to construct, to launch, to use) 1. the first rocket by r.goddard in 1926. 2. television in 1930. 3. the theory of relativity by a.einstein. 4. the first bicycle in 1839. 5. the steam engine by george stephenson. 6. the radioactive elements radium and polonium by marie curie. 7. hot baths and central heating first by the romans. 8. the first step on the moon by neil armstrong.

1. the first rocket was launched by r.goddard in 1926.

2. television was invented in 1930.

3. the theory of relativity was developed by a.einstein.

4. the first bicycle was built in 1839.

5. the steam engine was constructed by george stephenson.

6. the radioactive elements radium and polonium were discovered by marie curie.

7. hot baths and central heating were used first by the romans.

8. the first step on the moon was made by neil armstrong.

he was sad, there was no letter for him. - он был огорчен, потому что ему не было письма. ставим therewas, потому что ситуация была в прошлом. (there were - то же самое, только для множественного числа)

выражения there is (ед. ч) или there are (мн. ч.) имеют значение "есть, имеется/имеются, находитсянаходятся". например,

в моей комнате есть (имеется, находится) компьютер - there is a computer in my room.

в моей комнате есть цветы. - there are flowers in my room.

there will be - для будущего времени - "будет/будут находиться"

в моей комнате будет стоять (т.е. будет находиться) книжный шкаф. - there will be a bookcase in my room.

в следующем году в нашем классе будут (т.е. будут находиться) новые парты. - there will be new desks in our classroom.