Listen to the second part of the audio and complete the sentences.

a. Whales can swim underwater for a long

the top to breathe air.

b. They have blowholes on the

c. Whales sing

but they must come up to

of their heads to help them breathe.

to talk to one another, but they don't use their mouths.

5. Listen to the third part of the audio and match the sentences to photos 1-2. a. [] Whales often jump out of the water.

b.[ ] They swim in big groups and can travel up to 3,000 miles.​