II. Building up sentences:

1. The lakes/ are full/ rubbish. We should/ ask our friends/ clean them this Sunday.

=>1. The lakes are full of rubbish. We should ask our friends to clean them this Sunday.

2. We/ can cook meals/ bring them/ homeless people.

=>2. We can cook meals and bring them to homeless people.

3. We can ask people/ donate warm clothes/ help them/ rebuild their houses.

=>3.We can ask people to donate warm clothes and help them to rebuild their houses

4. I/ buy/ a laptop/ but I/ not use/ it.

=>4.I have bought a laptop, but I have not used it.

$\frac{HVCN}{haochauphu}$

1. The lakes are full of rubbish. We should ask our friends to clean them this Sunday.

2. The hurricane was terrible. Many houses are destroyed and many people became homeless.

3. We can ask people to donate warm clothes and help them to rebuild their houses

4. I have bought a laptop, but I have not used it.