Unit1语法need的用法练习-2025-2026学年仁爱科普版英语八年级上册

新仁爱八年级上册Unit2语法need的用法练习 一、选择题。 1. —Do I ______ (call) him right now? —No, you ______ (call) him. He’s busy. Just send a message. A. need to call; needn’t call B. need call; don’t need call C. need call; don’t need to call 2. Lisa ______ (buy) a new pen. Hers is still good. A. don’t need to buy B. doesn’t need to buy C. needn’t to buy 3. We ______ (study) for the math test tonight. It’s easy. A. needn’t study B. don’t need study C. need to study 4. —Must I finish the work today? —No, you ______. You ______ (finish) it tomorrow. A. mustn’t; need to finish B. needn’t; can finish C. needn’t; need finish 5. —It’s sunny. Do we ______ (take) raincoats? —No, we ______. The weather is fine. A. need to take; needn’t take B. need take; don’t need take C. need taking; needn’t take 二、用need的正确形式填空 1. We ______ (clean) our classroom every day to keep it tidy. 2. You ______ (worry) about the test now. You have prepared well. 3. He ______ (finish) his homework today. He can do it tomorrow. 4. Does she ______ (go) to school on foot? 5. They ______ (buy) new books. Their old books are still useful. 三、情景选择 1. 你想告诉朋友不必现在洗衣服，你会说：______ A. You need to wash clothes now. B. You don't need to wash clothes now. C. You needn't to wash clothes now. 2. 老师说学生每天需要锻炼，会说：______ A. Students need exercise every day. B. Students need to exercise every day. C. Students needn't exercise every day. 3. 妈妈说你不必帮她做饭了，会说：______ A. You needn't help me cook. B. You need help me cook. C. You don't need help me cook. 四、选词补全对话 A. need to drink B. don't need to stay C. needn't worry D. need to rest Tom: I'm so tired. I stayed up late. Lily: You 1. ______ up late. You 2. ______ now. Tom: But I'm thirsty. Lily: You 3. ______ some water. Tom: I'm worried about my test. Lily: You 4. ______. You studied hard. 五、翻译句子。 1.  你需要每天早起。  2. 他不必现在做作业。   3. 我们不需要带很多书去学校。   答案与解析 一、单选题。 1. 第一空：Do 开头的一般疑问句，need 是实义动词，用 need to call（需要打电话 ） - 第二空：回答“不必打”，need 是情态动词，用 needn’t call（不必打电话 ）选 A 2.主语 Lisa 是三单，need 作实义动词时，否定用 doesn’t need to buy（不需要买 ） （情态动词 needn’t 后直接跟动词原形，不能加 to ，所以 C 错；A 选项 don’t 不匹配三单主语 ） 选 B 3.语境“测试简单”→“不必复习”，need 作情态动词，用 needn’t study（不必复习 ） （B 选项实义动词结构错，缺 to；C 选项“需要复习”和语境矛盾 ）选 A 4.- Must I...? 否定回答固定用 needn’t（不必 ，不能用 mustn’t，它是“禁止” ） 第二空“可以明天完成”，用 can finish（能完成 ，更自然）选 B 5.第一空 “need to take” 中 “need” 是实义动词，“need to do” 表 “需要做某事” ；第二空 “needn’t take” 里 “needn’t” 是情态动词否定，表 “不必做” ，符合语法和语境 。 二、用need的正确形式填空 1. need to clean 解析：need to do sth. 表示“需要做某事”，主语we，用原形need，所以是need to clean 。 2. don't need to worry / needn't worry 解析：“不必担心”，don't need to do sth. 或needn't do sth. 都可以，主语you，所以是don't need to worry 或needn't worry 。 3. needn't finish / doesn't need to finish 解析：“不必完成”，needn't后接动词原形finish；主语he是第三人称单数，用doesn't need to finish 也可 。 4. need to go 解析：一般疑问句中，need作实义动词，结构是Does + 主语 + need to do... ，所以是need to go 。 5. don't need to buy / needn't buy 解析：“不必买”，主语they，用don't need to buy 或needn't buy 。 三、情景选择 1. B 解析：A是“需要现在洗衣服”，不符合“不必洗”语境；C中needn't后不能接to，结构错误；B“don't need to wash clothes now”（不必现在洗衣服）正确 。 2. B 解析：A中“need exercise”里exercise是名词，此处表达“需要锻炼（动作）”，用need to exercise合适；C是“不必锻炼”，不符合“需要锻炼”语境，所以选B 。 3. A 解析：B表意错误，不是“需要帮做饭”；C结构错误，应该是don't need to help；A“needn't help me cook”（不必帮我做饭）正确 。 四、补全对话 1. B（don't need to stay ） 解析：“不必熬夜”，符合“熬夜后累”语境 。 2. D（need to rest ） 解析：“现在需要休息”，对应“累了”的情况 。 3. A（need to drink ） 解析：“口渴需要喝水”，符合语境 。 4. C（needn't worry ） 解析：“不必担心考试”，因为“学习努力” 。 五．翻译句子 1. You need to get up early every day. 2. He needn’t do his homework now./He doesn’t need to do his homework now. 3. We don’t need to take many books to school./We needn’t take many books to school. 学科网（北京）股份有限公司 $$