One day, my English teacher asked me to help her save back-up（备份） copies of her work in the computer. I then realized I was able to know the grades of all of her students. I   36  her how to copy files（文件） from one disk to another and she thanked me.
A few days later, she asked me to help her again, because she   37  how to do it. When I showed it to her, some students in my class  38  and began to talk among themselves   39 .Later that day, at lunch time, several of them came up to me.
“Hey, could you help us change our grades? We’ll   40  for it.”
I could not believe what I heard. I could get paid for something very  41 . “All right. I’ll do it.” The next day, my English teacher   42  me to help him out again. When he was not paying   43   , I changed their grades from Fs to As.
I soon became very   44  among my friends. They began to treat me like God who could do  45 . Word spread quickly and I became very rich.
Everything was going fine  46 I was called into the headmaster’s office. When I got there, both of my teacher and the headmaster were very angry. “ I don’t want to  47  what your teacher said, but I have to. She has too much evidence(证据),’’ the headmaster said. “Do you have anything to say for yourself?”
“No,” I said finally. I didn’t realize how   48  my behavior had been. I had disappointed my teacher and the headmaster. And there was no way  49  . I had to leave my school. That was a good  50  for me.

Jason and Harry joined a wholesale company together just after graduation. They both worked very hard.

After several years, the boss made Harry sales manager but Jason   31  a salesman. One day Jason could not take it anymore. He handed in his resignation letter (辞职信) to the boss and complained that the boss did not   32  hard-working employees, but only raised those   33 tried to please him. He thought that it was really   34  .

In order to help Jason to realize the   35  between him and Harry, the boss asked Jason to do the   36  --- "Go and find out if there is anyone selling watermelons in the market." Charlie went, returned and only said, "Yes." The boss asked, "How much per kg?" Charlie went back to the market to ask and returned to   37  , "$ 12 per kg."

The boss told Jason that he would ask Harry the  38  question. Harry went, returned and said, "Boss, only one person selling watermelons. $12 per kg, $ 100 for 10 kg. He has a total of 340 melons. On the table are 58 melons, and every melon weighs about 15 kg,   39 from the South two days ago. They are fresh, red, and of good   40 ."

Jason was   41  and he realized the difference between himself and Harry. He decided not to leave but to learn from Harry.

My dear friends, you know, a more   42  person is more observant(观察力敏锐的), thinks more and understands in   43  . For the same matter, he sees several years ahead,   44  you see only tomorrow. The difference between a year and a day is 365 times, so how could you   45 ?

Think: how far have you seen ahead in your life? How thoughtful are you?

---Could you tell us ______?
---In two days.

--I can' t find Mike. Could you tell me               ?

 --He is in the library.

     A. what he is              B. how he is               C. where he is