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1、易错题四21. You can not imagine how much I _ on this dress. Is it beautiful? A. paid B. took C. cost D. spent 剖析 答案为D。本题考察四个表花费的动词辨析。主语为人，且和介词on搭配的动词是spend。 22. Do you know _ university student who is talking with Joe?- Yes， she，s my cousin, Kate. A. a B. an C. the D. / 剖析 答案为C。university虽然以元音字母u开头，但其前若
2、使用不定冠词时，则要用a.不过此题中不能使用不定冠词，而是特指和Joe说话的那个大学生，故要选the。 23. The number of giant pandas is getting _ because their living areas are becoming farmlands. A. less and less B. larger and larger C. smaller and smaller D. fewer and fewer 剖析 答案为C。句意为大熊猫的数量越来越少因为他们的生存空间正逐渐变成农场。本题中四个选项都是比较级+ and + 比较级的结构，表示越来越。主语
3、为number，只能和large或small搭配。而结合句意可判断答案为C。 24. Be careful when you come _ the street，because the traffic is very busyat the moment.A. across B. behind C. between D. over剖析 答案为A。本题考察方位介词的用法。过马路一般为表面横穿，因此要用across。25. Do you often clean your classroom?- Yes, our classroom _ every day.A. clean B. cleans C.
4、is cleaned D. Cleaned剖析 答案为C。句中有every day，主语为our classroom，故要用一般现在时的被动语态。26. Lucy usually cleans the cage every two days. (对画线部分提问)_ Lucy usually clean the cage?剖析 答案为How often does。对every two days提问要用how often。27. I didnt understand _，so I raised my hand to ask.A. what my teacher says B. what does
5、my teacher sayC. what my teacher said D. what did my teacher say剖析 答案为C。本题为宾语从句，由于需要用陈述语序可排除B、D;另外，主句时态为一般过去时，则从句也要用对应的过去时态，故还可排除A。28.How much _ the shoes? Five dollars _ enough.A. is;is B. are;is C. are;are D. is;are剖析 答案为B。shoes作主语时，谓语动词应用复数形式;five dollars是一个整体，应按单数对待。29. 误We got to the top of the mountain in daybreak. 正We got to the top of the mountain at day break.析at用于具体时刻之前，如：sunrise, midday, noon, sunset, midnight, night。30.误Dont sleep at daytime 正Dont sleep in daytime.析in 要用于较长的一段时间之内，如：in the morning / afternoon, 或 in the week / month / year. 或 in spring / supper /autumn / winter等等。