29. I can help my father with the farm work, or my brother can help him with it.

______ my brother ______ I ______ ______ my father with the farm work.

28. His first visit to China was in 2000.

He ______ China ______ ______ ______ ______ in 2000.

27. Do you have a favourite band?

______ ______ a band ______ ______ ______ ?

26. Maths is more difficult than physics.

Physics is ______ difficult than maths.

Physics isn’t ______ ______ ______ maths.

25. Everyone is healthy.

______ one is ______.

24. What’s the matter with him?

What’s ______ ______?

23. She isn’t free now. She’s at work.

She is ______ ______.

22. Mark Twain wrote the book.

Mark Twain ______ ______ ______ of the book.

21. I bought this dictionary for 58 yuan.

I ______ 58 yuan ______ this dictionary.

20. He is sure to be on time.

I’m sure ______ ______ ______ on time.