小学上册第三次英语第四单元自测题(有答案)

小学上册英语第四单元自测题(有答案)
英语试题
一、综合题(本题有100小题，每小题1分，共100分.每小题不选、错误，均不给分)
1. A ________ (植物文化传承) enriches society.
2.Antarctica is covered in __________.
3.My friend is __________ (值得信赖的).
4._____ (herbs) can be dried for later use.
5.The __________ (地理位置) affects climate and weather.
6.She wears a _____ (red) dress.
7.The _____ (basil) plant is great in pasta dishes.
8.My favorite toy is the one that makes me think. (玩具名称)
9.The ________ (农业科技进步) leads to innovations.
10. A _____ (小猫) loves to play with pom-poms.
11.The chemical formula for propanoic acid is ______.
12.The doctor gives _____ (建议) on health.
13.He is a ______. He helps people learn new things.
14.The main gas in carbonated drinks is ______.
15.What do you call the part of the plant that absorbs water and nutrients from the soil?
A. Stem
B. Leaf
C. Root
D. Flower答案: C
16.I want to _____ (join/start) a club.
17.My sister enjoys __________ (参加) local festivals.
18.It is ___ today. (hot)
19.The _______ can help you learn about the environment.
20.The cat is _______ (在) the tree.
21.The __________ (历史的实证) supports arguments.
22.agglomeration) is the clustering of businesses. The ____
23.The ______ (植物观察) requires patience and knowledge.
24. A ladybug is a sign of ______ (好运).
25.I will ___ (visit) my grandma.
26. A rabbit's large eyes help it see in low ________________ (光) conditions.
27. A ______ (果园) is where fruit trees are grown.
28.We go ___ (shopping/hiking) on weekends.
29.I dream of visiting ________ one day.
30.I have a ________ (collection) of stamps.
31.The __________ is a region known for its heat and dryness.
32.The chemical formula for potassium sulfate is __________.
33.The capital of Egypt is __________.
34.The __________ (水资源管理) is critical for sustainability.
35.The _______ of an atom is found in the nucleus.
36.I enjoy creating ______ (视频) for my friends and family. It’s a fun way to share memories.
37.What is the term for a young owl?
A. Owlet
B. Chick
C. Nestling
D. Fledgling答案:a
38.What is the opposite of "hot"?
A. Warm
B. Cold
C. Cool
D. Freezing答案: B
39.Photosynthesis converts sunlight into ______ energy.
40.My mom grows ________ in the kitchen.
41.I need to ___ (finish/start) my homework.
42.__________ are often used to treat infections.
43.The __________ (历史的反响) resonates deeply.
44.阅读对话，完成表格。

Ann:Our classroom is not clean. David:Yes.Let's clean the classroom. Li Ming: OK.Let me clean the window. Liu Xin: Let me clean the board and sweep the floor. David: Hi，Ann! Let's clean the desks and chairs. Ann: Good idea!
45.I have a dream of becoming a __________ when I grow up. I want to help people by __________. My role model is __________ because he/she is always __________. I believe that I can achieve my dreams if I work hard and stay positive.
46.The jellyfish has a bell-shaped ________________ (身体).
47.When I introduce myself, I say, "Hello, I'm ." (当我介绍自己时，我会说：“你好，我是。

”)
48.We have a _____ (旅行) planned for the summer.
49.Dolphins are very ______ swimmers.
50.Horses are often used for _________ (骑).
51.The first artificial satellite, Sputnik, was launched by _______.
52.They are playing ________ (游戏) in the park.
53.The capital of Haiti is __________.
54.The _____ (农田) is ripe for harvest.
55.My uncle is a fantastic ____ (musician).
56.In ancient Babylon, the Code of __________ was one of the first legal codes. (汉穆拉比)
57.The discovery of __________ (青铜) marked the beginning of the Bronze Age.
58.The _______ grows best with plenty of sunlight.
59.The __________ forecast says it may snow tomorrow. (天气)
60. A flamingo gets its color from the food it ________________ (吃).
61.The capital of Kenya is __________.
62.How many wheels does a bicycle have?
A. Two
B. Four
C. Three
D. One答案:A
63.What do butterflies start their life as?
A. Caterpillar
B. Egg
C. Larva
D. Pupa答案: A
64.What is the capital of Italy?
A. Rome
B. Paris
C. Berlin
D. Madrid答案:A
65.What is the name of the famous American author known for "Beloved"?
A. Toni Morrison
B. Maya Angelou
C. Alice Walker
D. Zora Neale Hurston答案: A
66.The chemical formula for potassium nitrate is __________.
67.The ________ (piano) has black and white keys.
68.The _______ of an object can be influenced by its shape and size.
69.The pH scale measures how _____ or basic a solution is.
70.My ________ (玩具名称) has special features that I love.
71.The sun is very ________.
72. A __________ is a unit of measurement for temperature.
73.The _____ (fruit) of the apple tree is delicious.
74.My dad works in an ________.
75.The main gas produced by burning fossil fuels is ______.
76.The _____ (lake/ocean) is blue.
77. A ______ is a rule that describes a pattern in nature.
78.I can play sports with my toy ________ (玩具名称).
79. A ____(sustainability partnership) works towards shared environmental goals.
80.Which animal can fly?
A. Fish
B. Dog
C. Bird
D. Cat答案: C
81.She is ___ her hair. (combing)
82.Planting trees can help improve air ______ in urban areas. (种树可以帮助改善城市地区的空气质量。

)
83.We visit the ______ (艺术工作室) for workshops.
84.My favorite sport is _______ (滑板).
85.My brother likes to _____ (play/video games).
86.My puppy loves to bark at the ______ (邮递员).
87.The main component of bones is ______.
88.The turtle carries its _______ (壳) everywhere.
89.The capital of Nicaragua is __________.
90.Chalk is made of calcium ______.
91. A _______ can help provide food for your family.
92.War was marked by the fear of ________ (核战争). The Colo
93.What do caterpillars turn into?
A. Frogs
B. Butterflies
C. Birds
D. Moths答案: B
94.The ____ enjoys basking in the sun on warm days.
95.My ________ (玩具名称) is a fun challenge to put together.
96.What is the name of the famous monument in Washington, D.C. dedicated to Abraham Lincoln?
A. Jefferson Memorial
B. Lincoln Memorial
C. Washington Monument
D. Vietnam Veterans Memorial答案: B
97.What is your favorite kind of ______ (天气)?
98. A bird builds its _______ high in the trees.
99.Certain plants have developed unique ______ to thrive in their environments. (某些植物发展出独特的特征以适应其环境。

)
100.The ______ teaches us about environmental science.。