I thought there would be many students in the hall, but when I got in, I found ______.

We don’t have enough nurses to look after the patients. At least _____ are needed.

Mom, I play computer games?—Yes, you can. But you have to finish your homework first.

Hi, Kathy. We’re going to have a party this Saturday. Will you come? — __________. What time?

Liu Hua often helps her sister__________lessons.[ ]