When I was in primary school, I fell in love with reading. The books __21__ me to a wonderful world. The more I read, the more I wanted to know. However, my parents __22__ afford so many books. I had solve the problem myself.
There was a book shop near my home. One day I walked into __23__ shop and picked up a book. I didn’t know whether __24__ there without buying any books. __25__ I wasn’t noticed, I just read a few pages and then put it back. Luckily, no one noticed me. After that, I went there to read every day. Several days later, while I was reading, the owner came up and asked, ;You like reading?” I looked down and replied __26__ ;Yes”. ;Don’t worry,” he said with a smile. ;You may read books here __27__ you help me clean the shop.” I felt surprised. ;Really? It’s so kind of you!" I was very happy that I __28__ to read there. From then on, I spent a little time cleaning the shop. After that, I quietly read there. That way, I read lots of books. I became one of __29__in our school. I even won some prizes in writing.
Now studying in high school, I can borrow books __30__ the library. My hobby of reading is kept. It will make a big difference to my life.
21. A. brought B. are bringing C. bring D. have brought
22. A. couldn’t B. mustn’t C. needn’t D. shouldn’t
23. A. a B. an C. the D. /
24. A. can I read B. I can read C. could I read D. I could read
25. A. Make sure B. To make sure C. Believe in D. To believe in
26. A. nervous B. nervously C. angry D. angrily
27. A. if B. although C. before D. unless
28. A. will allow B. will be allowed C. allowed D. was allowed
29. A. good B. the best C. poor D. the poorest
30. A. to B. for C. with D. from
21. A 考查动词时态。根据上文的;When I was in primary school”可知，语境为过去时，故选A。
22. A 考查情态动词。根据语境;我想读的书越来越多，但父母负担不起”可知，此处表示能力，故选A。
23. C 考查冠词。根据上文;There was a book shop near my home.”可知，此处是特指，故选C。
24. D 考查宾语从句。根据上文时态及宾语从句后使用陈述句语序的原则可知，选D。
25. B 考查动词不定式。语义：为了确保我不被注意到，我只翻了几页便放下。根据语义可知排除选项C和D，此处表目的，应该用动词不定式，故选B。
26. B 考查形容词和副词的用法。根据语境;老板发现我每天来这里不买书只读书”询问我时，我一定很紧张，此处修饰回答，修饰动词应使用副词，故选B。
27. A 考查连词。语义：如果你帮我打扫店铺，你可以每天来这里看书。此处上下句是条件关系故排除B和C，因语义顺承，故排除D，故选A。
28. D 考查时态及语态。首先此处是宾语从句，主句过去时，从句亦应使用过去时，有因为主语;我”及谓语动词;允许”是被动关系，可知此处应使用过去式的被动语态，故选D。
29. B 考查形容词的意义及比较等级。根据语境;我读了大量的书”故成为优等生，有因为;one of+形容词 高级”，故选择B。
30. 英语菜鸟D 考查介词。根据;borrow…from”可知从某人或某处借物，故选D。