外研版八年级英语-动词不定式专项练习(四)
- 2026-11-10 09:45:14
外研版八年级英语-动词不定式专项练习(四)外研版初二英语不定式专项阶段测试 本卷共100道单项选择题。 下面是第四部分: 61-80题题目,答案及详解。 61. He is always the first one ______ and the last one ______ in our class. A. come; leave B. to come; to leave C. coming; leaving D. comes; leaves 62. The old woman often watches the children ______ games in the yard. A. play B. to play C. playing D. played 63. I would rather ______ books at home than ______ out to play on hot days. A. read; go B. to read; to go C. reading; going D. read; to go 64. Our English teacher encourages us ______ English as much as possible in class. A. speak B. to speak C. speaking D. spoke 65. Remember ______ off the lights before you go to bed. It’s a good habit. A. turn B. to turn C. turning D. turned 66. We are planning ______ a volunteer activity to help the old people in the nursing home next weekend. A. organize B. to organize C. organizing D. organized 67. It’s very nice of you ______ me with my English. My English has improved a lot. A. help B. helping C. to help D. helped 68. — I don’t know ______ next. Can you give me some advice? — Take it easy. You can do it step by step. A. what to do B. how to do C. what to do it D. how do it 69. We work hard every day ______ a better future for ourselves. A. create B. creating C. to create D. created 70. My parents don’t allow me ______ out alone at night. It’s not safe. A. go B. to go C. going D. went 71. I’m glad ______ you that you have won the first prize in the competition. A. tell B. to tell C. telling D. told 72. — Would you like ______ to the Bird’s Nest with me this evening? There’s a wonderful football match. — I’d love to, but I have to finish my homework first. A. go B. to go C. going D. went 73. Let’s ______ to the library after class. I want to borrow some books about science. A. go B. to go C. going D. went 74. It took the firemen two hours ______ the big fire last night. A. put out B. putting out C. to put out D. puts out 75. The teacher told the students ______ loudly in the library. A. not speak B. not to speak C. to not speak D. don’t speak 76. I have a lot of homework ______ this weekend. I can’t go out to play with you. A. do B. doing C. to do D. done 77. The boy was afraid ______ the dog, so he hid behind his mother. A. to touch B. touching C. touch D. touched 78. We decided ______ to the Great Wall by bus instead of by train. A. go B. to go C. going D. went 79. — Why not ______ a walk in the Olympic Forest Park after dinner? It’s good for our health. — That’s a good idea. Let’s go. A. take B. to take C. taking D. took 80. It’s important for us ______ a healthy lifestyle to keep away from illness. A. have B. having C. to have D. had 参考答案 61-65: BAABB 66-70: BCACB 71-75: BBACB 76-80: CABAC 详解 61. 【答案】B 【考点】不定式作后置定语(序数词修饰的名词后接不定式) 【详解】当名词被序数词first, last修饰时,需用不定式作后置定语,构成“the first/last + 名词 + to do sth”结构,因此两个空都用不定式形式。A选项为动词原形,不能作定语;C选项为现在分词,不符合序数词的搭配规则;D选项为谓语动词形式,本题已有谓语is,不能再用谓语,故排除。 62. 【答案】A 【考点】省to的不定式(感官动词watch的搭配) 【详解】watch是感官动词,后接省to的不定式作宾语补足语,构成watch sb do sth,表示“看到某人做某事(强调全过程、经常性)”,句中often表示“经常”,符合该用法。B选项带to,不符合感官动词的宾补规则;C选项为现在分词,watch sb doing表示“看到某人正在做某事”,不符合often的语境;D选项为过去式,语法错误,故排除。 63. 【答案】A 【考点】省to的不定式(would rather do than do结构) 【详解】would rather do sth than do sth是固定结构,意为“宁愿做某事而不愿做某事”,would rather和than后都接省to的不定式(动词原形)。B、C、D选项均不符合该结构的搭配规则,故排除。 64. 【答案】B 【考点】不定式作宾语补足语(encourage的搭配) 【详解】动词encourage意为“鼓励”,后接不定式作宾语补足语,构成encourage sb to do sth,表示“鼓励某人做某事”,符合“鼓励我们多说英语”的语境。A选项为动词原形,不符合encourage的宾补规则;C选项为动名词,不能作encourage的宾补;D选项为过去式,语法错误,故排除。 65. 【答案】B 【考点】不定式作宾语(remember的搭配辨析) 【详解】remember to do sth表示“记得要做某事(事情未做)”,remember doing sth表示“记得做过某事(事情已做)”,本题中“睡前记得关灯”是需要去做的事,因此用to turn。A选项为动词原形,不符合remember的搭配;C选项为动名词,表示“记得关过(已经关了)”,不符合语境;D选项为过去式/过去分词,语法错误,故排除。 66. 【答案】B 【考点】不定式作宾语(plan的固定搭配) 【详解】动词plan意为“计划”,后接不定式作宾语,构成plan to do sth,表示“计划做某事”,符合“计划组织志愿活动”的语境。A选项为动词原形,不能直接放在plan后作宾语;C选项为动名词,plan后不接动名词作宾语;D选项为过去式,不能作宾语,故排除。 67. 【答案】C 【考点】it作形式主语的of/for辨析 【详解】“It’s + 形容词 + of sb + to do sth”结构中,当形容词描述人的品质时(如nice, kind等),用介词of,it是形式主语,真正的主语是后面的不定式短语。A选项为动词原形,不能作真正主语;B选项为动名词,不符合该句型结构;D选项为过去式,语法错误,故排除。 68. 【答案】A 【考点】疑问词+不定式作宾语 【详解】动词know后接“疑问词+不定式”作宾语,此处表示“不知道接下来做什么”,what作do的逻辑宾语,因此用what to do,不需要加it。B选项how是疑问副词,不能作do的宾语,how to do后需加it;C选项多了宾语it,what本身就是do的宾语;D选项结构错误,故排除。 69. 【答案】C 【考点】不定式作目的状语 【详解】不定式作目的状语时,用来表示动作的目的,句意为“我们每天努力工作是为了创造更好的未来”,to create符合“努力的目的”的逻辑。A选项为动词原形,不能作目的状语;B选项为动名词,作状语时不表目的;D选项为过去式,语法错误,故排除。 70. 【答案】B 【考点】不定式作宾语补足语(allow的搭配) 【详解】动词allow意为“允许”,后接不定式作宾语补足语,构成allow sb to do sth,表示“允许某人做某事”,句意为“父母不允许我晚上独自出门”。A选项为动词原形,不符合allow的宾补规则;C选项为动名词,不能作allow的宾补;D选项为过去式,语法错误,故排除。 71. 【答案】B 【考点】不定式作原因状语(be glad+不定式结构) 【详解】“be + 形容词 + to do sth”结构中,不定式作原因状语,be glad to do sth表示“很高兴做某事”,符合“告诉对方获奖”的开心情绪。A选项为动词原形,不能放在形容词后作状语;C选项为动名词,不符合该结构;D选项为过去式,语法错误,故排除。 72. 【答案】B 【考点】不定式作宾语(would like的固定搭配) 【详解】would like意为“想要”,后接不定式作宾语,构成would like to do sth,表示“想要做某事”,用于礼貌地提出邀请。A选项为动词原形,不符合would like的搭配;C选项为动名词,would like后不接动名词;D选项为过去式,不能作宾语,故排除。 73. 【答案】A 【考点】省to的不定式(使役动词let的搭配) 【详解】let是使役动词,后接省to的不定式作宾语补足语,构成let sb do sth,let’s是let us的缩写,后接动词原形。B选项为带to的不定式,不符合let的搭配规则;C选项为动名词,D选项为过去式,均不符合语法,故排除。 74. 【答案】C 【考点】it作形式主语的固定句型 【详解】“It takes sb + 时间 + to do sth”是固定句型,意为“做某事花费某人多长时间”,it作形式主语,真正的主语是后面的不定式短语,put out表示“扑灭(火)”。A选项为动词原形,不能作真正主语;B选项为动名词,不符合该句型结构;D选项为第三人称单数形式,语法错误,故排除。 75. 【答案】B 【考点】不定式作宾语补足语(tell的搭配+否定形式) 【详解】动词tell意为“告诉”,后接不定式作宾语补足语,构成tell sb to do sth,其否定形式为tell sb not to do sth(告诉某人不要做某事),否定词not放在to之前。A、D选项不符合不定式否定结构;C选项否定词位置错误,故排除。 76. 【答案】C 【考点】不定式作后置定语 【详解】不定式作后置定语修饰名词homework,表示“要做的作业”,符合“周末有很多作业要做”的语境。A选项为动词原形,不能作定语;B选项为动名词,作定语时表示名词的功能,不符合语境;D选项为过去分词,作定语表被动或完成,不符合本题含义,故排除。 77. 【答案】A 【考点】不定式作宾语(be afraid+不定式结构) 【详解】be afraid to do sth是固定搭配,表示“害怕/不敢做某事(因害怕而不敢行动)”,符合“男孩不敢摸狗”的语境。B选项为动名词,be afraid of doing才表示“害怕做某事”,缺少介词of,结构错误;C、D选项不符合be afraid的搭配规则,故排除。 78. 【答案】B 【考点】不定式作宾语(decide的固定搭配) 【详解】动词decide意为“决定”,后接不定式作宾语,构成decide to do sth,表示“决定做某事”,符合“决定坐公交去长城”的语境。A选项为动词原形,不能直接放在decide后作宾语;C选项为动名词,decide后不接动名词作宾语;D选项为过去式,不能作宾语,故排除。 79. 【答案】A 【考点】省to的不定式(why not固定句式) 【详解】“Why not + 动词原形”是提建议的固定句式,属于省to的不定式结构,意为“为什么不做某事呢”,take a walk表示“散步”。B选项为带to的不定式,不符合why not的搭配规则;C选项为动名词,D选项为过去式,均不符合句式要求,故排除。 80. 【答案】C 【考点】it作形式主语的不定式结构 【详解】“It’s + 形容词 + for sb + to do sth”是固定句型,it作形式主语,真正的主语是后面的不定式短语,意为“对我们来说拥有健康的生活方式很重要”。A选项为动词原形,不能作真正主语;B选项为动名词,不符合该句型结构;D选项为过去式,语法错误,故排除。
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