小学下册第3次英语第3单元全练全测(含答案)

小学下册英语第3单元全练全测(含答案)
考试时间：90分钟（总分:140）B卷
一、综合题(共计100题共100分)
1. 选择题：
What is the main ingredient in pasta?
A. Rice
B. Wheat
C. Corn
D. Potato
2. 听力题：
The _______ of a material is its resistance to flow.
3. 听力题：
Plastics are made from long chains of _____, called polymers.
4. 填空题：
The __________ (历史的交互作用) enhance learning experiences.
5. 填空题：
This ________ (玩具) is very ________ (形容词).
6. 听力题：
A solution is considered saturated when it cannot dissolve any more ______.
7. 选择题：
What is the smallest prime number?
A. 0
B. 1
C. 2
D. 3
答案:C
8. 选择题：
What is the name of the famous explorer who discovered Canada?
A. Christopher Columbus
B. John Cabot
C. Jacques Cartier
D. Samuel de Champlain
答案: B
9. 听力题：
A __________ is a mixture of liquids that do not mix.
10. 选择题：
What color is the sky?
A. Green
B. Blue
C. Yellow
D. Red
答案:B
11. 选择题：
What do we call the smallest unit of life?
A. Organ
B. Tissue
C. Cell
D. Organism
答案:C. Cell
12. 填空题：
The _______ (The American Revolution) established the US as an independent nation.
13. 听力题：
A _______ can be used to measure the speed of a moving vehicle.
14. 填空题：
My best friend is always there for _____.
15. 选择题：
What do we call a baby horse?
A. Calf
B. Foal
C. Kid
D. Cub
答案: B. Foal
16. 听力题：
The rabbit is _______ (hopping) around.
17. 听力题：
The car is _____ (fast/slow) on the road.
Which holiday is celebrated with fireworks on New Year's Eve?
A. Christmas
B. Thanksgiving
C. Diwali
D. New Year
19. 选择题：
What is the smallest continent?
A. Asia
B. Africa
C. Australia
D. Europe
20. 选择题：
What is the main source of light during the day?
A. Moon
B. Sun
C. Stars
D. Clouds
21. 填空题：
A starfish can live in both ______ (海洋) and freshwater.
22. 选择题：
What do you call the lines on a map that run north to south?
A. Latitude
B. Longitude
C. Equator
D. Meridian
答案:B
23. 填空题：
I saw a ______ (小鸟) build a nest in the tree. It was very ______ (专注).
24. 选择题：
What is the capital city of Bangladesh?
A. Dhaka
B. Chittagong
C. Khulna
D. Sylhet
25. 填空题：
My dad loves to __________ (教我) about history.
The _______ of sound can be influenced by obstacles in its path.
27. 填空题：
A ____(parkland) preserves green spaces in urban areas.
28. 选择题：
What do you call the main character in a novel?
A. Protagonist
B. Antagonist
C. Supporting character
D. Narrator
答案:A
29. 选择题：
What is the frozen form of water called?
A. Ice
B. Snow
C. Hail
D. Fog
答案:A. Ice
30. 听力题：
The process of photosynthesis occurs in ______ cells.
31. 填空题：
The _____ (户外探索) can reveal many plant species.
32. 听力题：
The ability to absorb or release energy is crucial in _____.
33. 听力题：
The process of polymerization creates ______.
34. 选择题：
What do we call the process by which plants make their food?
A. Digestion
B. Respiration
C. Photosynthesis
D. Absorption
答案:C
35. 听力题：
The ______ teaches us how to draw.
Which animal is known as the king of the jungle?哪个动物被称为丛林之王？
A. Tiger
B. Lion
C. Bear
D. Elephant
答案: B
37. 填空题：
The _____ (植物进化) tells a story of adaptation.
38. 听力题：
The chemical symbol for molybdenum is ______.
39. 选择题：
What is the term for the amount of space an object occupies?
A. Mass
B. Volume
C. Density
D. Weight
答案: B
40. 听力填空题：
I always try to challenge myself. Whether it’s in sports or academics, pushing my limits helps me grow. I recently learned how to __________ and it feels great!
41. 选择题：
How many teeth does an adult human typically have?
A. 28
B. 30
C. 32
D. 34
答案:C
42. 选择题：
What shape is a stop sign?
A. Circle
B. Triangle
C. Square
D. Octagon
43. 选择题：
What is the term for a sudden increase in a star's brightness?
A. Nova
B. Supernova
C. Pulsar
D. Variable Star
44. 听力题：
The bear explores the forest, searching for food to satisfy its ____.
45. 听力题：
My ______ loves to travel and learn languages.
46. 听力题：
The ______ protects the seeds of a plant.
47. 听力题：
The __________ is a region where the ocean meets the land.
48. 听力题：
The grass is ___. (wet)
49. 听力题：
A ____ is a small creature that enjoys collecting food.
50. 听力题：
Mars has ______, which are dried up riverbeds.
51. 填空题：
The _____ (种子) needs warmth to germinate.
52. 听力题：
The _______ of an object can be tested with a dynamometer.
53. 选择题：
What is the shape of a stop sign?
A. Circle
B. Triangle
C. Octagon
D. Square
答案:C
54. 填空题：
My uncle is a ____.
55. 听力题：
We have a ________ (presentation) tomorrow.
It’s fun to come up with silly names for my friends, like __. (给我的朋友起有趣的名字，比如，很有趣。

)
57. 填空题：
The ______ of a plant can tell you about its age. (植物的年轮可以告诉你它的年龄。

)
58. 听力题：
The ______ is a layer of gases surrounding the Earth.
59. 填空题：
The __________ is a famous city known for its flowers. (阿姆斯特丹)
60. 填空题：
A ______ (老虎) stalks its prey silently.
61. 选择题：
What is the capital of Portugal?
A. Lisbon
B. Porto
C. Coimbra
D. Braga
62. 选择题：
What is the color of a typical firetruck?
A. Blue
B. Yellow
C. Red
D. Green
答案:C
63. 听力题：
They are going to the ___. (zoo)
64. 听力题：
My mom is a _____ (teacher).
65. 听力题：
They are going to the ___ (supermarket/library).
66. 选择题：
What is the capital of Japan?
A. Seoul
B. Beijing
C. Tokyo
D. Bangkok
What do we call a young pig?
A. Calf
B. Piglet
C. Kit
D. Chick
答案:B. Piglet
68. 选择题：
What is the opposite of kind?
A. Mean
B. Nice
C. Gentle
D. Caring
答案:A
69. 听力题：
A solution that has a low concentration of solute is called a ______ solution.
70. 听力题：
What did you do on the __________?
71. 填空题：
My ________ (玩具名称) is made of soft material.
72. 选择题：
What is the opposite of 'happy'?
A. Joyful
B. Cheerful
C. Sad
D. Excited
答案:C
73. 填空题：
The _____ (猴子) loves to eat fruit.
74. 听力题：
The concept of biodiversity conservation aims to protect various ______ forms.
75. 选择题：
What is the name of the telescope used to study exoplanets?
A. Hubble
B. Kepler
C. Chandra
D. Spitzer
We like to ________ (listen) to podcasts.
77. 填空题：
Do you like _____ (乌龟)?
78. 填空题：
Learning about _____ (传统) plants is interesting.
79. 听力题：
The main gas produced from respiration is ______.
80. 听力题：
The dog is _____ (sleeping/eating).
81. 听力题：
The chemical formula for polylactic acid is ______.
82. 填空题：
A __________ (栽培技巧) can lead to better harvests.
83. 选择题：
What type of animal is a parrot?
A. Mammal
B. Reptile
C. Bird
D. Fish
84. 听力题：
A saturated solution contains the maximum amount of ______.
85. 选择题：
What is the capital of Japan?
A. Beijing
B. Seoul
C. Tokyo
D. Bangkok
86. 选择题：
What is the process of a seed developing into a plant called?
A. Germination
B. Propagation
C. Cultivation
D. Growth
答案: A
Planting _____ (环境友好) gardens can help our planet.
88. 填空题：
The ________ was a renowned leader in the civil rights movement.
89. 听力题：
She is ___ the piano. (playing)
90. 听力题：
A sound wave can be heard when it travels through ______ (air).
91. 听力题：
He is very ___. (smart)
92. 听力题：
The teacher is very ________.
93. 填空题：
I can jump very ______.
94. 填空题：
In ancient Rome, people used to watch _____ (gladiator) fights in the arena.
95. 填空题：
The ________ (探险活动) is thrilling and educational.
96. 选择题：
Which of these is a type of tree?
A. Rose
B. Oak
C. Daisy
D. Tulip
97. 填空题：
A _____ (大树) can provide homes for many animals.
98. 填空题：
In the evening, I help my mom ________ (做饭). We prepare a delicious ________ (晚餐) together.
99. 听力题：
A _______ is a reaction that occurs at a high temperature.
100. 听力题：
The __________ can provide important insights into Earth's history.。