阅读下面短文，从短文后所给各题的四个选项(A、B、C和D)中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。
All kids need to be motivated（激发）to learn. As a teacher, you should find out what motivates your students. Some kids have to be 1into learning.
Ten years ago, I taught a class in a local high school, even though I knew it would be a(n) 2task: the students were badly behaved. The first few years, I tried my best to teach them, but 3cared about learning. I felt 4I was banging（碰撞）my head against a wall. Every day my car was covered with eggs as my students’ masterpiece（杰作）. This type of behavior was 5, even expected. However, I was still 6not to give up.
Then one day, I decided to use a trick to 7the kids to learn. I made a 8that if everyone in the class 9the term with an average score of 80 or better, I would 10them to egg my car as much as they wanted to. The kids took the 11. They spent almost all their time studying, and my car was 12for the whole term.
To my 13, when the last day came, every student 14above 80. The kids pulled out their eggs, and ten minutes later my car was 15covered with eggs.
In spite of this, I think it was really 16. The kids made a lot of progress, and all I needed to do was have my car 17. I considered myself the winner of the bet（打赌）.
I’ve made this 18with my students for the past ten years with no 19and 100% success. I still drive my old car, without fully cleaning the eggs off. For me, it’s a 20of their success.
1.A. praised B. tricked C. punished D. encouraged
2.A. boring B. difficult C. endless D. steady
3.A. somebody B. anybody C. everybody D. nobody
4.A. now that B. if only C. as though D. even though
5.A. ordinary B. common C. normal D. usual
6.A. forbidden B. annoyed C. disappointed D. determined
7.A. force B. teach C. motivate D. cheat
8.A. promise B. choice C. demand D. decision
9.A. marked B. ended C. supported D. obeyed
10.A. allow B. persuade C. help D. inspire
11.A. advice B. warning C. responsibility D. challenge
12.A. put out B. put off C. left alone D. left behind
13.A. excitement B. disappointment C. horror D. sorrow
14.A. totaled B. grasped C. progressed D. averaged
15.A. completely B. specially C. naturally D. usually
16.A. terrible B. shocking C. rewarding D. sudden
17.A. painted B. checked C. changed D. cleaned
18.A. bet B. game C. career D. point
19.A. plans B. decision C. regrets D. promise
20.A. pride B. reminder C. replacement D. signal
— We ______ to put off our school sports meet until next month.
— I ______ that.
A. have decided; didn’t expect B. decided; didn’t expect
C. have decided; haven’t expected D. decide; don’t expect
Sarah hopes to become a friend of ______ shares her interests.
A. anyone B. whomever C. whoever D. no matter who
Her money ______, the lazy middle-aged woman began to steal others’ money at crowded places, such as bus stops, stations, airports and ports.
A. had run out B. running out
C. having been run out D. ran out
I quite agree with you. We are of one ______.
A. thought B. idea C. opinion D. mind
— Excuse me, did you notice whether the No. 18 bus had gone by?
— Not ______ I began to stand here.
A. as B. since C. when D. while
