UNIT-17

Ex14
The sea turtle is in danger of extinction because people are hunting it for food and are destroying its habitat.
The emperor penguins is in danger of extinction because of sea pollution and increased fishing.
Ex 16
1 Such 2 So 3 so 4 such a
Ex19
1. Enough
2. Enough
3. Too
4. Too
5. Too
6. Enough
7. Too
Ex 20
1 The bridge was so low that the lorry couldn’t pass under it.
It was such a low bridge that the lorry couldn’t pass under it.
The bridge wasn’t high enough for the lorry couldn’t pass under .
2. This ocean is cold for tropical fish to survive.
This ocean is so cold that tropical fish can’t survive in it.
This is such a cold ocean that tropical fish can’t survive in it.
3 It was such fast rabbit that the enough couldn’t catch it.
The rabbit wasn’t slow enough for the dog to catch.
The rabbit was too fast for the dog to catch.
4 The sign was too small for Mary to see.
The sign was so small that Mary couldn’t see it.
The sign wasn’t big enough for Mary to see.