• B. protesting — The correct phrase is "I disagree with my parents protesting."

• D. Tea, please — This is a polite way to respond to "What would you like to drink?"

• A. have stayed — The correct form is "he might have stayed."

• B. satisfactory — The sentence should be "She couldn't give a satisfactory explanation for her actions."

• B. break — The sentence should be "We wondered who was going to pay for the window break."

• D. valuable French stamp — The correct phrase is "valuable French stamp."

• C. will have finished — The correct phrase is "By the end of next year, we will have finished this advanced training course."

• B. what the requirements for each vegetable are. — The correct phrase is "gardeners must know what the requirements for each vegetable are."

• D. Should — The correct phrase is "Should further rioting occur, the government would be forced to use its emergency power."

• B. incorrect — The correct phrase is "His version of what happened is incorrect."

• B. qualified — The correct phrase is "Doctors usually have to study for at least seven years before becoming fully qualified."

• C. on account of — The sentence should be "The director retired early on account of ill-health."

• A. even though — The correct phrase is "He refused to give up work, even though he had won a million dollars."

• A. continual — The correct phrase is "The company received continual complaints about the quality of its products."

Let's go through these:

1. I was making my A. route
2. I disagree with parents D. with
3. "What would you like to B. Thank you" - "Tea, please"
4. "I was so sorry to hear about Jack". "If he had made more friends here, he might A. have stayed
5. She couldn't give a A. satisfactory
6. We wondered who was going to pay for the C. broken window.
7. That is a B. valuable French stamp
8. By the end of next year, we C. will have finished this advanced training course.
9. In order to grow vegetables properly, gardeners must know B. what the requirements for each vegetable are.
10. Should
11. His version of what happened is B. incorrect
12. Doctors usually have to study for at least seven years before becoming fully D. approved of
13. The director retired early C. on account of
14. He refused to give up work, A. even though
15. The company received C. continuous complaints about the quality of its products.