--- ________ does the old man go to his daughter’s?--- He has no money. He has to go there on foot.A. How long B. How C. How often
This is ____ my pen. I’m writing with ___ pen.
---What should I do, doctor? ---_______healthy, you should take more exercise.
There is _________ sheep _______ grass under the big tree.
---Who helped Mum wash the dishes yesterday? ---Helen ______.
---_______I come back before five o’clock? ---No, you ________. But you________ be back later than seven o’clock