Unit 2词汇练习-2025-2026学年沪教版英语八年级上册

Unit 2专项练习题 基础层 一、根据首字母或汉语提示写出正确单词 1. The king c______ the old man to a game of chess yesterday. 2. You should keep your p______ if you make it to others. 3. Please c______ your homework carefully before you hand it in. 4. I’m tired. Let’s stop to have a r______. 5. She didn’t go to the park. ______（相反）, she stayed at home to study. 6. He finally ______（意识到）his mistake after the teacher talked to him. 7. I’m waiting for his ______（回复）to my email. 8. A dove is a ______（象征）of peace in the world. 9. I w______ if you can go to the cinema with me tonight. 10. ______（千）of people come to this park every weekend. 二、短语互译 1. 向……挑战______ 2. 剩余的……______ 3. 毫不犹豫地______ 4. 写下；记下______ 5. 代表；象征______ 6. instead of______ 7. make a budget______ 8. all year round______ 9. count down______ 10. a large amount of______ 三、单项选择 1. My mother promised ______ me a new book on my birthday. A. buy B. to buy C. buying D. bought 2. He didn’t answer my question. ______, he asked me another one. A. Instead B. Instead of C. And so on D. At first 3. Please ______ the important words on your notebook. A. write down B. turn down C. take down D. put down 4. —How many books are there in the library? —______ books, I think. A. Thousand of B. Thousands of C. Three thousand of D. Three thousands 5. We should ______ the door and windows before we leave the house. A. realize B. check C. double D. count 提升层 一、词性转换 1. She had no ______ (hesitate) in helping the poor boy. 2. The population of this city has ______ (double) in the past ten years. 3. The children performed ______ (wonder) at the New Year’s party. 4. There are ______ (count) stars in the sky at night. 5. We should learn to tell the difference between ______ (count) nouns and uncountable nouns. 6. This is a ______ (wonder) trip for us all. 7. He ______ (hesitate) for a moment before he answered the question. 8. A large ______ (amount) of water is wasted every day in our school. 二、用所给词的适当形式填空 1. The teacher ______ (challenge) us to a spelling competition last week. 2. The rest of the food ______ (be) still on the table now. 3. He ______ (not realize) the importance of learning English until he went abroad. 4. She ______ (reply) to my letter last Monday, but I haven’t received it yet. 5. My father ______ (make) a promise to take me to Beijing next summer. 6. ______ (thousand) of trees ______ (plant) on the hill last spring. 7. He has spent a large amount of time ______ (learn) playing the piano. 8. The logo ______ (represent) the spirit of our school. 三、易混词辨析 1. He ______ (reply/answer) the teacher’s question quickly in class. 2. “UN” ______ (represent/stand for) the United Nations. 3. I couldn’t ______ (realize/recognize) my old friend after ten years. 4. We had a short ______ (rest/break) after the first class in the morning. 5. She ______ (reply/answer) to my invitation yesterday. 6. He ______ (represent/stand for) our class in the school speech competition. 四、完成句子 1. 他毫不犹豫地接受了这次挑战。 He accepted the challenge ______. 2. 你可以指望我帮你解决这个问题。 You can ______ me ______ solve this problem for you. 3. 她向我挑战了一场游泳比赛。 She ______ a swimming race. 4. 这瓶水的数量太少了，不够我们两个人喝。 ______ the water in this bottle is too little for both of us. 5. 他遵守了诺言，全年都努力工作。 He ______ and worked hard ______. 6. 除了汤姆，其余的学生都已经到学校了。 ______ the students ______ to school except Tom. 参考答案 基础层 一、根据首字母或汉语提示写单词 1.challenged 2. promise 3. check 4. rest 5. Instead 6.realized 7. reply 8. symbol 9. wonder 10. Thousands 二、短语互译 1.challenge...to... 2. the rest of... 3. without hesitation 4. write down 5. stand for/represent 6.代替；而不是 7. 制定预算 8. 全年；一整年 9. 倒计时 10. 大量的（修饰不可数名词） 三、单项选择 1.B 解析：promise to do sth 承诺做某事（基础搭配） 2.A 解析：instead为副词，单独使用；instead of后接名词/动名词（基础用法辨析） 3.A 解析：write down 写下；turn down 调低；take down 拿下；put down 放下（基础词义） 4.B 解析：thousands of 成千上万（概数）；具体数字+thousand（无s/of） 5.B 解析：check 检查；realize 意识到；double 加倍；count 数数（基础词义） 提升层 一、词性转换 1.hesitation 2. doubled 3. wonderfully 4. countless 5. countable 6.wonderful 7. hesitated 8. amount 二、用所给词的适当形式填空 1. challenged 解析：last week 用一般过去时 2. is 解析：the rest of+不可数名词，谓语用单数 3. didn’t realize 解析：not...until... 主从句时态一致，用一般过去时 4. replied 解析：last Monday 用一般过去时 5. has made 解析：强调过去的动作对现在的影响，用现在完成时 6. Thousands; were planted 解析：概数thousands of；树被种植，用一般过去时的被动 7. learning 解析：spend time (in) doing sth 花费时间做某事 8. represents 解析：一般现在时，主语the logo为单数，谓语用三单 三、易混词辨析 1. answered 解析：answer为及物动词，直接接宾语（question），表“直接回答问题” 2. stands for 解析：stand for 侧重“符号/缩写代表含义”，主语为缩写，三单 3. recognize 解析：recognize 表“认出（人/物）”；realize 表“意识到（道理/错误）” 4. break 解析：have a break 指“短暂休息（课间/工作间）”；have a rest 指“长时间休息” 5. replied 解析：reply为不及物动词，reply to sth 表“正式回应（邀请/邮件等）” 6. represented 解析：represent 可用于人，表“代表（团队/班级）履行职责” 四、完成句子 1. without hesitation 2. count on; to 解析：count on sb to do sth 指望某人做某事 3. challenged me to 4. The amount of 解析：the amount of 表“……的数量”，修饰不可数名词 5. kept his promise; all year round 6. The rest of; have already got 解析：the rest of+复数名词，谓语用复数；already 用现在完成时 学科网（北京）股份有限公司 $