Ex.10, p. 95 (On Screen 1)

1)The blue whale is the.................creature in the world.

2) Blue whales are about 30 metres long - that's ................than a basketball court!

3) Small creatures like sharks are ......................to humans than the blue whale.

4)The huge blue whale can't swallow anything ................than a beach ball.

5) The blue whale eats only plankton - one of the ..................living things on Earth!