第137页 - 综合素质随堂反馈九年级英语译林版无锡专版

For four years.

By doing an online treasure-hunt programme.

225 to 300 lunches.

Meeting the people.

Donate old clothes to poor children./Visit the old people's home./Help clean the local parks.

The Arctic Ocean.

To search for food.

The global warming.

In autumn.

We should live a green life.