题目内容：

Singing or listening to music during math class is usually not accepted. However, in Kurt’s classroom, it’s not the _________. Kurt is a math teacher in a high school. This former hip-hop artist is using his ____________ background to make math a lot easier and less __________ for his students.

As a child, he had problems __________ math. However, as he grew older, he __________ that it wasn’t completely his __________ and that the traditional education system just doesn’t work for all the students. So he decided to come up with a new ________, which would make kids more interested in school. Finally a good idea __________ him.

With the help of some friends, Kurt __________ 60-second math tracks. They are given a certain name, like “Van Guard” and he __________ multiplication tables (乘法表) to hip-hop beats. He also encourages dancing during class, ________ it helps the children get into the mood and _________________________________________ them in their learning. So far, Kurt has only invented musical materials for the multiplications, but the __________ have been so positive that he is now working on new learning materials.

Ever since Kurt __________ hip-hop into the classroom, he has had __________trouble during class. And attendance (出勤率) is  _________ at 100% and the students’ grades have gone up greatly. What’s more, the kids __________ love learning math now.

Kurt wants to__________ the traditional way of teaching, but he’s not saying that it doesn’t work. It just doesn’t work for ________, because not all students learn the same way. He only aims to show that we need to keep a(n) ________ mind when it comes to children’s education.

1.A. plan    B. case    C. duty    D. problem

2.A. musical    B. humorous    C. secret    D. famous

3.A. strange    B. pleasant    C. boring    D. difficult

4.A. acting on    B. taking on    C. focusing on    D. holding on

5.A. stressed    B. suggested    C. admitted    D. realized

6.A. interest    B. fault    C. choice    D. trouble

7.A. record    B. attitude    C. tool    D. approach

8.A. hit    B. found    C. met    D. trusted

9.A. created    B. kept    C. remembered    D. chose

10.A. shouts    B. copies    C. sings    D. moves

11.A. though    B. because    C. unless    D. when

12.A. benefits    B. traps    C. changes    D. trains

13.A. materials    B. answers    C. results    D. ideas

14.A. rushed    B. drove    C. forced    D. brought

15.A. real    B. more    C. big    D. less

16.A. sometimes    B. always    C. still    D. hardly

17.A. suddenly    B. slightly    C. truly    D. possibly

18.A. challenge    B. refuse    C. replace    D. fight

19.A. nobody    B. somebody    C. anybody    D. everybody

20.A. smart    B. open    C. simple    D. clear