I think the ______________people of all are those who throw their rubbish everywhere.

The giraffe is ______________the camel.

The dump site is _______________place in the neigbourhood.

Some people say that the elephant is ______________than the buffalo.

One of the ____________things we can do to save the environment is to practise recycling.

The legs of the hare are _____________as the legs of the rabbit.

The peacock is ______________than the peahen.

Year 5A collected __________aluminium tins for the recycling project.

It is ______________to clean up a river than to clean up a park.

Mice have ___________heads than rats.

Of all the ideas on how to save the environment, I think the __________one is planting more trees.

Hares can run ___________than rabbits.

My uncle says that baboons are as ___________orang utans.

The air in the village is ______________the air in the city.

The alligator's snout is _________________than the crocodile's.

Rabbits have ____________ears than hares.

Zhang Wei came up with ___________idea on how to reuse plastic bottles.

The polar bear has a _______________coat than the sun bear.

Releasing chemicals into rivers is _____________releasing poisonous fumes into the air.