5. 选B。Tommy把the man nailed to the plus sign误解为“学习不用功的结果”，从而一改自己原来不好学的不良习惯，很快就把数学成绩赶了上去。可见，误解有时也可以起到好的效果。

4. 选B。Tommy学习一直不用功，但自从进了这所catholic school之后，情况就不一样了--整天都发狠读书，结果数学考试也得了A。这是为什么呢？文章在最后道出了其原因：Well, on the first day of school, when I saw that man nailed (钉) to the plus sign (加号), I knew they weren’t joking. 由此可知，Tommy是担心学习不用功会被钉在十字架上。

3. 选A。根据文章大意和Finally, little Tommy brought home his report card. He quietly put it on the table and went up to his room and hit the books这个句子的语境，可知hit the books的意思是“用功”。

1. 选C。文章第1段说Tommy数学学不好，其父母想尽了一切办法都不奏效，最后将他送进了一所天主教的教会学校。

5. From the passage, we can infer (推断) that _______.

A. teachers should be strict with their students

B. mistaking (误解) might do good sometimes

C. a catholic school is much better than other ones

D. nuns are good at helping children with their math

[答案及解析]

4. The last sentence in the passage shows that _______.

A. Tommy felt sorry for the mail　　 B. Tommy was afraid of being nailed

C. Tommy didn’t like the plus sign　 D. Tommy liked playing jokes on others

3. “Hitting the books” means “_______” in Chinese.

A. 用功　　　　　　　　　　　　　　　　　 B. 捶书

C. 发泄　　　　　　　　　　　　　　　　　 D. 振作

2. Tommy’s mother felt surprised that his son _______.

A. was still the same as usual　　　　 B. ate so much at dinner

C. kissed her hello after school　　　 D. worked hard but said little

1. Why did Tommy’s parents send him to a catholic school?

A. Because he could eat well there.

B. Because he could earn more about nuns.

C. Because his parents wanted him to do better in his math.

D. Because his parents didn’t want him to learn math any more.