Do you have enough students to carry the boxes—No, I think we need students.

If I had one million dollars, I would________it to the charity.[ ]

What does Old Walter usually do in hisretirement—- These days he is ______ memories of village lifefor his new book.

I tried many times, but I still failed to complete the experiment. — Cheer up. _______ and the problem will be solved.[ ]

Sometimes I work __the daysometimes__night.