小学上册K卷英语第3单元期中试卷(有答案)

小学上册英语第3单元期中试卷(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.The chemical symbol for hafnium is _____.
2.We have ______ (很多) plants at home.
3.The ______ (青蛙) lives in wet environments.
4. A _______ is a reaction that occurs in acidic conditions.
5.What do you call the action of moving your legs to swim?
A. Pedaling
B. Floating
C. Kicking
D. Diving答案: C. Kicking
6.Which word means "to look at something closely"?
A. Stare
B. Glance
C. Peek
D. Gaze答案: D
7. A ____(geographic information system) analyzes geographic data.
8.What do we call a scientist who studies rocks and minerals?
A. Biologist
B. Geologist
C. Chemist
D. Physicist答案: B
9.The __________ (历史的记忆方式) vary among cultures.
10.The main component of hormones is _____.
11. A rabbit can hop very ______ (快).
12. A __________ is a place where people go for adventure.
13.The ancient Egyptians used ________ (象形文字) for writing.
14.What is 9 4?
A. 3
B. 4
C. 5
D. 6答案:B
15.urban design) shapes the look and feel of cities. The ____
16.The ________ was a famous explorer who mapped much of the globe.
17.What do we call the study of weather?
A. Biology
B. Geology
C. Meteorology
D. Astronomy答案:C.Meteorology
18.I want to _____ (go/stay) at home.
19.在中国历史上，________ (philosophers) 的思想影响深远。

20.What do we call the act of telling someone to be quiet?
A. Silence
B. Hush
C. Shh
D. Quiet答案:B
21.My friend is a ______. She loves to write stories.
22.I enjoy climbing ________ (树木) in the park.
23.What is the main ingredient in bread?
A. Sugar
B. Flour
C. Rice
D. Salt答案: B
24. A _______ is a solid that forms from a chemical reaction in a solution.
25.My hamster loves to hide in its ______ (洞).
26.The rain is ________ (太大了).
27.My brother is a ______. He loves to collect coins.
28.The snowman is ______ (wearing) a scarf.
29.I can ______ (展示) my talents confidently.
30.The ________ (气候适应性) of plants is fascinating.
31.The ______ is the center of an atom.
32.I have a red ___. (balloon)
33.The _____ (章鱼) has eight arms.
34. A _______ needs nutrients from the soil.
35.The skunk's spray is a powerful ________________ (防御).
36.My dog has a fluffy _______ (毛发).
37.My cousin is studying to be a __________ (医生).
38.Objects that float in water are ______ than water.
39.The _______ (猫头鹰) hunts at night.
40.Which of these animals can swim?
A. Dog
B. Bird
C. Fish
D. Lion答案:C Fish
41.The __________ was a key moment in the fight for independence in America. (波士顿茶党事件)
42.I want to ___ a musician. (become)
43.My dad loves __________ (开展新项目).
44.My ________ (玩具名称) is a canvas for my ideas.
45.What is the main ingredient in guacamole?
A. Tomato
B. Avocado
C. Pepper
D. Onion答案:B
46.I enjoy solving puzzles. My favorite puzzle type is __________.
47.The library has many ________.
48.My grandpa enjoys exploring ____.
49. A telescope helps us view distant ______.
50. A _______ (鸭子) likes to paddle in the water.
51.The color of litmus paper turns red in an ______ solution.
52.The kitten is ___. (curious)
53.The _______ (Fall of the Roman Empire) was caused by various internal and external factors.
54.My grandma enjoys knitting ____ (hats).
55.Listen and colour.(听录音、标号并涂色.)
56.Which animal lives in a den?
A. Wolf
B. Eagle
C. Fish
D. Frog答案:A
57.The chemical symbol for radium is _____.
58.I like to go on ______ (冒险) to discover hidden treasures.
59.I want to _____ (write) a story.
60.My best friend's hobby is _______ (名词). 她做这个很 _______ (形容词).
61.She likes to wear ________.
62.The ________ was an ancient civilization that lived along the Nile River.
63.The ____ is a small mammal that digs in the dirt.
64. A ____(green marketing) emphasizes sustainability in advertising.
65.The chemical formula for calcium sulfate is _______.
66. A dilute solution has a low concentration of _____.
67.The rabbit is ________ in the grass.
68.Rust is formed when iron reacts with _______. (水)
69.My ________ (玩具名称) is a source of inspiration.
70. to be a _____ (科学家) when she grows up. She want
71.The _______ is full of life and biodiversity.
72.The forecast predicts a ______ (酷热) week.
73.The __________ can indicate the health of an ecosystem.
74.Which insect is known for making honey?
A. ant
B. beetle
C. bee
D. fly答案: C
75.Which sport uses a bat and a ball?
A. Football
B. Baseball
C. Basketball
D. Tennis答案:B
76.The antelope is quick and agile, able to outrun many ____.
77. A __________ is a type of reaction that releases energy in the form of light.
78.The garden has colorful _______ that bloom all year.
79.An animal that eats only plants is called a __________.
80.The classroom is ______ with posters. (decorated)
81. A saturated fat is ______ at room temperature.
82.What is the capital of Georgia?
A. Tbilisi
B. Batumi
C. Kutaisi
D. Rustavi答案: A
83.My brother has a ______ (toy) car.
84.My brother is a ______. He enjoys sports commentary.
85.I enjoy _____ with my friends. (playing)
86.The _____ (大象) communicates with low-frequency sounds.
87. A bunny has big ______ (眼睛).
88.In my opinion, being _______ (形容词) is a valuable trait in life. It helps us connect with others.
89.ts need _____ (湿润的) conditions to thrive. Some pla
90.The _______ (鲸鱼) is a gentle giant.
91.The country known for its traditional dances is ________ (印度).
92.The _____ (植物科普) spreads knowledge about flora.
93.The _____ (beehive) is important for pollination.
94.What is the opposite of "up"?
A. Down
B. Left
C. Right
D. Forward答案: A
95.The _____ (fireflies) light up the night.
96.The __________ (历史的探讨过程) invites inquiry.
97.He has a pet ___ . (fish)
98.The gas that makes bread rise is ______.
99.I love to ______ (讲故事) to my friends.
100.The ________ is a friendly creature that loves to cuddle.。