task 3
is the 's' in the following sentences а contraction of 'is' or 'has'? write the correct full form after the sentence.

1. it's а difficult language.

5. не's doing his homework.

2. alison's working now.

3. jane's phoned three times.

4. how's the baby been?

6. не's fallen down again.

7. it's finishing now.

8. she's been working.