1. The Dodo doesn't exist anymore.
Ответ: C exist
2. Swimming is not allowed in this lake because it is polluted.
Ответ: B polluted
3. A moon shuttle travels into space.
Ответ: B moon shuttle
4. Petrol is a type of fuel.
Ответ: A fuel
5. Do you help your parents with the housework?
Ответ: C housework