一、Read and write.
1. I'm round. I'm in the sky. I'm very hot. You can only see me on sunny days.
s
2. It's a kind of animal. We can see it in the mu-
seum. It's very big. It lived millions of years ago.
d
3. It's a season. It's warm and windy. We can fly kites in this season.
s
4. My brother is 56 kilograms. I'm 50 kilograms.
He is h than me.

1. sun 2. dinosaur 3. spring
4. heavier

【分析】
本题需根据每小题的句子描述线索，推测对应的英语单词，第4小题还需结合比较级语法规则解题：1. 从“圆的、在天空、炎热、晴天可见”的特征猜单词；2. 从“古代大型动物、博物馆可见”的特征猜单词；3. 从“温暖多风、适合放风筝”的季节特征猜单词；4. 结合两人体重对比，用形容词比较级填空。
【解析】
1. 根据句子描述的“圆形、在天空、炎热、晴天能看到”，对应英语名词sun；2. 根据“古代大型动物、博物馆可见”的特征，对应英语名词dinosaur；3. 根据“温暖多风、适合放风筝”的季节特点，对应英语名词spring；4. 由“than”可知需用形容词比较级，56公斤比50公斤重，故用heavy的比较级heavier。
【答案】1. sun 2. dinosaur 3. spring 4. heavier
【知识点】英语名词拼写、形容词比较级、英语词汇运用
【点评】本题为基础英语词汇与语法题，通过句子线索猜单词及简单比较级运用，题型常规，难度较低，适合巩固小学英语基础。
【难度系数】0.8

二、Read and choose A, B or C.
We can see lions, blue whales, turtles and giraffes in the zoo. Let's learn something about them. Lions are dangerous. They like eating
1 and they can run 2 than people. Blue whales are 3 animals 4 the world. A blue whale is much bigger than 5 elephant. And blue whales live 6 longer than people. They could be much 7 than your grandpar-ents. Turtles are interesting. They walk very 8. Giraffes are the world's 9 animals. They 10 the longest necks.
()1. A. vegetables B. meat C. carrots
()2. A. faster B. fastest C. fast
()3. A. biggest B. bigger C. the biggest
()4. A. in B. on C. at
()5. A. a B. / C. an
()6. A. much B. more C. many
()7. A. younger B. old C. older
()8. A. slowly B. slower C. fast
()9. A. tall B. taller C. tallest
()10. A. had B. have C. has

1—5 B A C A C 6—10 A C A C B

【分析】
本题为英语语境选择题，考查基础词汇、语法的综合运用。解题思路：先通读短文理解大意，再结合每个空格的语境、语法规则（如比较级标志than、最高级范围in the world、冠词用法、主谓一致等），逐一分析选项，排除不符合的选项，选出正确答案。
【解析】
1. 狮子是食肉动物，A（蔬菜）、C（胡萝卜）为素食，B（肉）符合常识，选B。
2. 句中出现than（比），需用副词比较级，A为比较级，B为最高级，C为原级，选A。
3. 表示“世界上最大的动物”，形容词最高级前需加定冠词the，big的最高级为biggest，选C。
4. 固定搭配in the world（在世界上），选A。
5. elephant以元音音素开头，表泛指单数时用不定冠词an，选C。
6. much可修饰比较级，more用于多音节比较级构成，many修饰可数名词复数，此处修饰longer，选A。
7. 句中出现than，需用比较级，蓝鲸寿命比人类长，older（更老的，指寿命长）符合，选C。
8. 修饰动词walk需用副词，乌龟走路慢，slowly为副词，slower是比较级，fast不符合语境，选A。
9. 表示“世界上最高的动物”，用形容词最高级tallest，选C。
10. 主语为they（复数），一般现在时谓语用原形have，had为过去式，has用于第三人称单数，选B。
【答案】
1—5 B A C A C；6—10 A C A C B
【知识点】
形容词比较级与最高级、冠词用法、介词搭配
【点评】
本题结合短文语境考查英语基础语法与词汇，需掌握比较级、最高级的用法及固定搭配，难度适中，适合巩固基础。
【难度系数】
0.5

三、Read, choose and write.
Dinosaurs lived on the earth 230 million years ago. Some dinosaurs looked like big lizards. Many of them had short tails and big heads. They walked on four legs. Most dinosaurs ate plants. Some of these dinosaurs were very small. But some dinosaurs were bigger and heavier, because they ate meat. Dinosaurs lived in warm forests.

Suddenly, the weather on the earth got colder. This made it hard for plants to grow. The plants got fewer and fewer. There was no food for these animals. Later there weren't any dinosaurs.

Today, people sometimes find dinosaur fossils like teeth and bones in rocks or under the ground. We can learn about them in special science museums or on TV.
()1. The passage is about .
A. lizards B. dinosaurs C. plants
()2. What food did dinosaurs eat?
A. Plants. B. Meat.
C. Both A and B.
()3. Where did dinosaurs live?
A. They lived in warm forests.
B. They lived in rocks.
C. They lived under the ground.
()4. Why did dinosaurs die out?
A. Because the weather was colder and colder. There was no food for dinosaurs.
B. Because there was no space for dinosaurs.
C. Because they became bigger and big-ger.
()5. The underlined word "them" refers to "".
A. lizards B. rocks C. fossils
6. Where can we see this passage?

1—5 B C A A C
6. We can see this passage in a science
magazine/book.

【分析】本题为英语阅读理解题，解题思路是先通读全文把握文章主旨，再针对每个小题的问题，回到原文定位相关信息，逐一分析选项得出答案。具体来说：第1题需判断文章主题，全文围绕恐龙展开；第2题查找恐龙的食物类型，需关注原文中关于恐龙食性的描述；第3题定位恐龙的居住地点，找原文对应语句；第4题分析恐龙灭绝原因，对应原文中天气变化和食物的内容；第5题判断代词指代对象，需结合前文提到的名词；第6题根据文章科普属性判断出现的场所。
【解析】1. 通读全文可知，文章全程围绕恐龙展开，因此主题是恐龙，选B；2. 原文提到“Most dinosaurs ate plants. But some dinosaurs...ate meat”，说明恐龙既吃植物也吃肉，选C；3. 原文明确写“Dinosaurs lived in warm forests”，选A；4. 原文说明“weather got colder...plants got fewer...no food”导致恐龙灭绝，选A；5. 前文提到“find dinosaur fossils”，因此“them”指代fossils，选C；6. 文章是关于恐龙的科普内容，通常出现在科学杂志或书籍中。
【答案】1—5 B C A A C
6. We can see this passage in a science magazine/book.
【知识点】英语阅读理解、细节理解题、主旨大意题
【点评】本题是一篇关于恐龙的科普类阅读理解，考查学生对主旨大意、细节信息、代词指代的理解能力，题目设置基础，贴合学生的阅读水平。
【难度系数】0.7