Final answer:
The student's question involves transforming sentences using the given word without changing its form and choosing the correct word for sentence completion. The answers provided maintain the same meaning as the original sentences and demonstrate correct grammatical structure and word choice.
Step-by-step explanation:
1. There are a few right answers.
All
Not ...... right.
The answer is 'Not all the answers are right.'
2. There is plenty of food in the fridge.
Great
There is a ........ in the fridge.
The answer is 'There is a great amount of food in the fridge.'
3. Not long before four pm I finished the project of my life.
Had
By four pm I ....... my life.
The answer is 'By four pm I had finished the project of my life.'