Exercise: Wh-movement in the Main Clause

Please draw the trees in S-structure of the following sentence.

1. Which book did Mary buy?

2. With which knife did Mary cut the bread?

3. Which knife did Mary cut the bread with?

4. Who did Mary say sold her the books?

Please check your answer according to the given one

you could get the answers here.

Answer 01 Answer 02 Answer 03 Answer 04