2026年精准学与练八年级英语上册人教版第21页答案
一、根据下列句子及括号中所提供的中文提示,写出完整单词的正确形式
1. The teacher asked us to
exchange
(交换)our opinions about the novel in groups.
2. He is known for being
honest
(诚实)and never telling lies.
3. The distance between the two trees is about five
metres
(米).
4. She has a straightforward personality and always speaks her mind
directly
(直接).
5. The
character
(人物)of the story is a brave prince who helps the poor.

答案

1. exchange 2. honest 3. metres
4. directly 5. character

解析

【分析】
本题为根据中文提示填单词的基础题,需先分析每个空格在句中的成分确定词性,再结合中文提示、固定搭配或语法规则填写正确形式:1. 空格在固定搭配中需用动词原形;2. 空格在be动词后需用形容词作表语;3. 空格前是数词five需用可数名词复数;4. 空格修饰动词短语需用副词;5. 空格在定冠词the后需用名词。
【解析】
1. 固定搭配ask sb to do sth(要求某人做某事),to后接动词原形,中文“交换”对应动词原形exchange,故填exchange;
2. be动词后需接形容词作表语,中文“诚实”对应的形容词是honest,故填honest;
3. 数词five后接可数名词复数,中文“米”的复数形式是metres,故填metres;
4. 空格修饰动词短语speaks her mind,需用副词,中文“直接”对应的副词是directly,故填directly;
5. 定冠词the后需接名词,中文“人物”对应的名词是character,故填character;
【答案】
1. exchange 2. honest 3. metres 4. directly 5. character
【知识点】
动词不定式、形容词副词辨析、名词复数
【点评】
本题考查英语基础词汇的运用,涉及词性变化、固定搭配及名词复数等核心知识点,难度较低,侧重对基础词汇的掌握,适合学生巩固英语基础。
【难度系数】
0.8
二、用方框中所给词语的适当形式填空,每词仅用一次
attend strength exchange
accident pleasure
1. It was a
pleasure
to meet such a talented musician at the concert.
2. The students will
attend
their projects at the science fair next week.
3. The car
accident
caused a traffic jam on the highway.
4. Cultural
exchange
programmes help students learn about different countries.
5. His physical
strength
allows him to lift heavy weights easily.

答案

1. pleasure 2. attend 3. accident
4. exchange 5. strength

解析

【分析】
解题思路:首先明确方框内5个单词的词义与词性:attend(动词,参加)、strength(名词,力量)、exchange(可作动词/名词,交换)、accident(名词,事故)、pleasure(名词,乐事)。接着逐个分析句子:1. 空格前有不定冠词a,需填可数名词单数,结合语境判断词义;2. 句子为一般将来时,需填动词原形;3. 句子缺主语,需填名词,结合固定搭配判断;4. 形容词后需接名词,结合语境选合适名词;5. 形容词后需接名词,结合语境选合适名词,且每词仅用一次,确保不重复。
【解析】
1. 空格前有不定冠词a,需填可数名词单数,语境为“在音乐会遇到有才华的音乐家是一件乐事”,故填pleasure。
2. 句子为一般将来时,结构为will+动词原形,语境为“学生下周在科技展上参加他们的项目”,故填attend。
3. 句子缺主语,需填名词,car accident是固定搭配“车祸”,符合“导致高速堵车”的语境,故填accident。
4. cultural是形容词,后需接名词,exchange作名词意为“交流”,cultural exchange programmes意为“文化交流项目”,故填exchange。
5. physical是形容词,后需接名词,语境为“他的身体力量让他轻易举重物”,故填strength。
【答案】
1. pleasure 2. attend 3. accident 4. exchange 5. strength
【知识点】
名词的用法、动词的形式、固定搭配
【点评】
本题考查词汇的词义及词性运用,需结合句子结构、语境及固定搭配选择合适的词,难度较低,是基础词汇运用题。
【难度系数】
0.7
三、任务型阅读
阅读下面材料,从方框中所给的
A—E五个选项中选择正确的选项(其中
一项是多余选项),将其序号填入第1—4
小题,并回答第5小题。
1
A

Friends are people you know well
and like. They can be different kinds of
people. They may be outgoing or quiet.
But they're all the people you like to
spend time with.
2
D

Friends are important in your life.
They can make your life interesting, and
help you in difficult times. Life is going
to be hard and boring if you don't have
any friends.
3
C

In different times and places, you
have different kinds of friends. When
you play sport, you may have a friend
who often plays with you. When you
feel sad, you may have a friend who can
comfort you.
4
B

A good way to make friends is to do
some activities with others. You can join
some clubs, sport teams or take a class.
There you can meet new people and
make new friends.
A. What Friends Are
B. The Ways to Make New Friends
C. Different Kinds of Friends
D. Why Friends Are Important
E. How to Talk with a New Friend
5. What do friends mean to you?(不超
过20词)
Friends mean companions who support and share joys with me.

答案

1-4. ADCB
5. Friends mean companions who support and share joys with me.

解析

【分析】本题为任务型阅读的段落主旨匹配与开放性问答,解题思路为:1. 逐句阅读1-4题的段落,提炼每段的核心主旨;2. 将段落主旨与方框内A-E选项匹配,排除多余选项;3. 第5题结合对朋友意义的理解,用不超20词的简洁句子作答。
【解析】1. 第1段核心是定义朋友,说明朋友是你了解且喜欢、愿意共度时光的人,对应选项A;2. 第2段阐述朋友在生活中的重要性,对应选项D;3. 第3段指出不同时间地点有不同种类的朋友,对应选项C;4. 第4段介绍交朋友的方法,对应选项B;5. 第5题结合朋友的陪伴、支持等意义,按要求作答。
【答案】1.A 2.D 3.C 4.B;5.Friends mean companions who support and share joys with me.
【知识点】任务型阅读、段落主旨匹配、开放性问题解答
【点评】本题侧重考查学生提炼段落核心意思的能力,以及结合自身认知完成问答的能力,是初中英语常见题型,难度适中。
【难度系数】0.6