---Has Tom finished his homework?---I don’t know. But he _________ it the whole morning.
The price of this computer is the ____ of the three.
---Be careful,don’t forget to follow your father. ---I know that, Mum. One can never be too careful.
You read his books, and he wants to read your books ____.
--- ____ I finish the homework now , Mrs Zhao ? --- No , you don’t have to .You can finish it later.
The old man has____ useful horse and horse can do a lot of things for him.