Teacher: You can't finish the book in less than an hour, I suppose?Student: __________.
Wherever I____________these days. I always carry my umbrella.
It is five years since my dear aunt ________ here.
It _______ nearly two weeks ________ I had received his letter.
----This returned Chinese scholar has become one of the top experts in this field. ----Yes,I know him very well.He_________in Africa with animals for eight years.
----Does Liu Hua serve in the army? ----No,but he__________in the army for three years.