What the doctor warned us is that the ________ sleep may cause anger,poor memory and poor concentration.[ ]

I’d like____grapes and pears.—Oh, I only need ____orange juice.

The teacher’s name is Jill Green. His students call him .

Now, people regard drinking tea ________ a culture more than a habit.

Last week, Sam wrote to _____________ boy to tell his life in the middle school.