The food is ________, but I still don’t have ________ to buy. 

— What do you think of Miss Li’s teaching?—Oh, no one teaches ________.

Tommy’s parents looked _______ when they saw his excellent exam results.

 —Do you think twenty people are enough for the work?—No. I am afraid we need at least______ students.

My father has a lot of things to do. He has little time to rest. He always feels  .