2026年同步导学与优化训练七年级英语下册人教版第4页答案
Ⅰ. 根据句意及首字母或汉语提示完成句子
1. I don't like snakes because they are s
scary
.
2. Giraffes' long thin n
necks
help them eat leaves from trees easily.
3. We'd better not get close to tigers because they are very d
dangerous
.
4. Those feet can't be wolves'. They are too
huge
(巨大的).
5. Sometimes we can
guess
(猜测) the meaning of new words in sentences.

答案

1. scary 2. necks 3. dangerous
4. huge 5. guess

解析

【分析】做这类题时,需结合句子语境,根据首字母或汉语提示,同时注意单词的词性、单复数等语法规则:1. 由“不喜欢蛇”的语境,需填表示“吓人的”形容词;2. 长颈鹿吃树叶依靠脖子,且谓语动词为原形,主语需用复数形式;3. 不靠近老虎是因为其“危险”,填对应形容词;4. 根据汉语提示“巨大的”,填写对应形容词;5. 情态动词can后接动词原形,对应“猜测”的单词。
【解析】1. 句意:我不喜欢蛇,因为它们很吓人。结合首字母s,填形容词scary。2. 句意:长颈鹿的细长脖子帮助它们轻松吃到树上的叶子。结合首字母n,且谓语help为原形,主语用复数名词necks。3. 句意:我们最好不要靠近老虎,因为它们很危险。结合首字母d,填形容词dangerous。4. 句意:那些脚不可能是狼的,它们太大了。根据汉语提示“巨大的”,填形容词huge。5. 句意:有时我们可以在句子中猜测新单词的意思。根据汉语提示“猜测”,情态动词can后接动词原形guess。
【答案】1. scary 2. necks 3. dangerous 4. huge 5. guess
【知识点】词汇运用、形容词、名词复数
【点评】本题为基础词汇填空题,考查核心词汇的识记与运用,结合语境和简单语法规则即可解答,适合巩固英语基础。
【难度系数】0.8
Ⅱ. 完形填空
Hello! I am a giraffe. My name is Ruby. I'm three years old.
Now I'm at my
1
home—the Birmingham Zoo in Alabama. This is my third home. I remember that the Lincoln Children's Zoo is my second home, but I
2
where my first home is.
Do you want to know
3
I move a lot? Let me tell you. People let me move to help
4
giraffes. The number of giraffes is so small now. When a new giraffe moves to a zoo, there will be more giraffes in the zoo,
5
this is a good thing for us.
I don't know when I will move to the fourth home. But I like my
6
at every zoo. At the Birmingham Zoo, I live with three other giraffes. They are Jalil, Willow and Zuri. We are good friends and we like
7
with each other.
I also like meeting people. They come to the
8
and give food to me.
I
9
eat leaves, but sometimes I also eat vegetables. Of all the vegetables,
10
are my favourite. Do you want to see me?
1. A. big B. small C. new D. old
2. A. show B. learn C. remember D. forget
3. A. why B. when C. where D. what
4. A. sell B. teach C. save D. clean
5. A. but B. because C. or D. so
6. A. flag B. life C. dream D. rule
7. A. playing B. driving C. fighting D. swimming
8. A. library B. station C. school D. zoo
9. A. either B. usually C. never D. only
10. A. eggs B. bananas C. carrots D. hamburgers

答案

1.C 2.D 3.A 4.C 5.D
6.B 7.A 8.D 9.B 10.C

解析

【分析】这是一篇以长颈鹿Ruby的视角展开的完形填空,解题时需结合上下文语境、词汇含义及句子间的逻辑关系逐一分析选项:1. 根据“这是我的第三个家”判断当前地点是新家;2. 由转折逻辑(记得第二个家→忘记第一个家)确定动词;3. 后文解释搬家原因,故用疑问词why;4. 结合长颈鹿数量稀少的背景,判断搬家目的是拯救;5. 前后为因果关系,选表结果的连词;6. 结合语境判断是喜欢在动物园的生活;7. 朋友间的活动是玩耍;8. 人们来动物园看它;9. 结合“有时候吃蔬菜”确定“通常”吃叶子;10. 从选项中选出长颈鹿喜欢的蔬菜。
【解析】1. 第1空:后文提到“这是我的第三个家”,说明伯明翰动物园是Ruby的“新”家,故选C(new)。2. 第2空:前文说记得第二个家,转折后表示“忘记”第一个家,forget符合语境,故选D。3. 第3空:后文解释搬家的原因,此处需用why引导宾语从句询问原因,故选A。4. 第4空:长颈鹿数量稀少,人们安排搬家是为了“拯救”它们,save符合语境,故选C。5. 第5空:前文“新长颈鹿到动物园会增加数量”和后文“这是好事”是因果关系,so表结果,故选D。6. 第6空:句意为“我喜欢在每个动物园的生活”,life符合语境,故选B。7. 第7空:与朋友之间的活动是“玩耍”,playing符合,故选A。8. 第8空:人们来“动物园”看Ruby,zoo符合,故选D。9. 第9空:后文说“有时候吃蔬菜”,对应前面是“通常”吃叶子,usually符合,故选B。10. 第10空:选项中只有carrots(胡萝卜)是长颈鹿爱吃的蔬菜,故选C。
【答案】1.C 2.D 3.A 4.C 5.D 6.B 7.A 8.D 9.B 10.C
【知识点】完形填空语境理解、词汇辨析、逻辑关系分析
【点评】本文以第一人称视角介绍长颈鹿的生活,内容贴近生活,词汇多为基础常用词,侧重考查学生对上下文语境的理解和常用词汇的运用,整体难度适中,适合初中阶段学生练习。
【难度系数】0.7