----Mr. Li told me once he had a fall and broke his leg . ----_______was that. A Since when B For how long C How long ago D How soon
---_____is your father? ----He is an engineer.
--Do you speak Chinese, or Japanese? ----I don't speak ___ of them.
Kate’s reading is better than ___ in the class.
They live in a house ____ face south.
They did not buy ___ milk.