21. We gave my dad a surprise party on his fortieth birthday. (was)
My dad a surprise party on his fortieth birthday.

22. After the play, they introduced us to all the actors. (we)
After the play, to all the actors.

23. They've caught the person who stole your bike! (has)
The person who stole your bike caught!

24. No one had told me that Jill was coming! (been)
I that Jill was coming!

25. Our English teacher and our German teacher are husband and wife. (married)
Our English teacher our German teacher.

26. A neighbour is feeding our dog while we’re away. (being)
Our dog a neighbour while we're away.

27. Use a sharp knife to cut the cake. (should)
The cake a sharp knife.

28. I'm not interested in what you think! (care)
I what you think!

29. My parents don’t let me watch much TV at home. (allowed)
I to watch much TV at home.

30. They're going to invite over a hundred people to the wedding reception. (going)
Over a hundred people to the wedding reception.