Mrs. King can speak Chinese very well, but she can only write______ Chinese words.

Are two students enough to help you carry the desk?— No, the desk is too heavy. I need ______ two.

Why is Mr . Yang still in the teachers’office ?—- Maybe he _______ his work yet .

_Can you write a letter in English? _No, I______.I know only a little English.

The　　question for them was to find out whether bees could tell each other the exact position of a feeding place.