поставить true или false.
1. Students came back from school conference in the Ugra National Park. True/False
2. Students learned to do practical things to take care of nature and help environment. True/False
3. Students took part in volunteer work such as cleaning out ponds, building nesting boxes in the forest. True/False
4. Students learned how to live independently* in the middle of the forest. True/False
5. One of the students’ favourite activities was to cook on an open fire. True/False

1.Radio was invented by Popov in Russia.
2.A new president is elected by people every four years in the USA.
3.A bank robber was caught by the police last night.
4.Sorry, dogs are not allowed by us in our safari park.
5.My letter will be left by the postman by the door.
6.A delicious cherry pie has been made by my mum for dinner.
7.My clock was not repared by George.
8.Wait a little, an interesting story is being told by my neighbour.
9.Some more article about football can be written by my son.
10.Your bedroom must be cleaned tonight

1. passive/Active

1) Active

2) Active

3) Passive

4) Passive

2. Choose the correct preposition

1. by

2. by

3. with

3. Put the verb in brackets into the correct form of the Present Simple Passive

1. is speaken

2. are carried

3. are delivered

4. Put the verb in brackets into the correct form of the Past Simple Passive.

1. was born

2. were damaged

3. was polluted

4. was written

5. Put the verb in brackets into the correct form of the Future Simple Passive.

1. will be repaired

2. will be seen

3. will be photographed

4. will be printed

Объяснение: