6. How long have they done their work?

=> How long has……………………………………………..?

7. Nobody invited him to the party last night.

=> He…………………………………………………………..

8. It’s very exciting to spend the weekend in the countryside.

=> Spending……………………………………………………

9. He started teaching English five years ago.

=> he has………………………………………………………

10. It’s a pity! She won’t visit my village again.

=> I wish………………………………………………………