1 They have asked older people to stay in because of the smog.
2 Volunteers check on the turtle eggs every day.
3 Solar Power will produce 50% of the country’s electricity
4 Infected birds are spreading the disease.
5 We can use this method to clean water.
6 The charity was asking us to volunteer.
7 Visitors must not feed the birds
8 They emptied the flooded houses with pump.

1.Older people have been asked to stay in by them because of the smog.

2. The turtle eggs are checked on by volunteers every day.

3 50% of the country’s electricity will be produced by Solar Power

4 The disease is being spread by infected birds

5 This method to clean water can be used by us.

6 We were being asked to volunteer for the charity.

7 The birds mustn't be fed by visitors.

8 The flooded houses were emptied by them with a pump.

1. Older people have been asked to stay in by them because of the smog.

2. The turtle eggs are checked on by volunteers every day.

3 50% of the country’s electricity will be produced by Solar Power  

4 The disease is being spread by infected birds  

5 This method to clean water can be used by us.  

6 We were being asked to volunteer for the charity.

7 The birds mustn't be fed by visitors.  

8 The flooded houses were emptied by them with a pump.