小学下册B卷英语第2单元期末试卷(含答案)

小学下册英语第2单元期末试卷(含答案)
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 butterfly flutters gracefully in the _______.
2.The chemical formula for sulfur dioxide is ______.
3.The __________ (历史的教育价值观) shape future leaders.
4.When water boils, it turns into _______.
5.The chemical formula for table salt is _______.
6.The pelican catches fish with its _______ (喙).
7.Do you know my _____ (二叔)?
8.The park is ________ (热闹).
9.I can ______ (用) chopsticks to eat.
10. A ________ (自然保护区) protects native species.
11.The ______ (自然灾害) can damage plant life.
12.The _____ (sunflower) heads follow the sun.
13.The __________ (水利工程) help manage resources.
14.The __________ (历史的认知) can evolve with new evidence.
15.The fish swims in the _____ (water).
16.The __________ (维京人) explored parts of Europe and North America.
17.What do we call the process of a liquid absorbing heat and turning into vapor?
A. Evaporation
B. Condensation
C. Sublimation
D. Freezing答案:
A. Evaporation
18. A _______ is a type of chemical bond that involves sharing electrons.
19.biome) refers to a large ecological area. The ____
20.I have many ______ cousins. (我有很多______表兄弟姐妹。

)
21.The __________ is a famous area known for its artistic contributions.
22.We have ______ at the picnic. (sandwiches)
23.__________ can exist as solids, liquids, or gases.
24.Water is called a universal _______ because it dissolves many substances.
25.Listen and number.(听录音标号.)
26.The _____ (公鸡) crows at dawn to wake everyone up. 公鸡在黎明时鸣叫，叫醒每个人。

27.What is the main ingredient in a smoothie?
A. Milk
B. Fruit
C. Cereal
D. Yogurt答案:B
28.I enjoy _______ in the pool.
29.There are three states of matter: solid, liquid, and _______.
30.In PE class, we play ________ (接力赛) and other fun games that keep us
________ (活跃).
31.What is the main language spoken in the United States?
A. Spanish
B. French
C. English
D. Mandarin答案:C
32.Water is a ______ solvent.
33.The clock shows _____ (three/four) o'clock.
34.Cleopatra was the last pharaoh of _____.
35.What is 5 + 3?
A. 6
B. 7
C. 8
D. 9答案: C
36.The chemical formula for tin(IV) oxide is ______.
37.Sedimentary rocks can contain fossils of __________.
38.The __________ is a large area of frozen land found in Antarctica. (南极洲)
39.The boy has a new ________.
40.What is the main gas in the air we breathe?
A. Oxygen
B. Nitrogen
C. Carbon dioxide
D. Hydrogen答案:B
41.I have a collection of _______ (我有一个_______的收藏).
42.We visit the ______ (动物园) to see wild animals.
43.We make _____ (沙堡) at the beach.
44.I see a ___ (star/moon) shining.
45.An earthquake happens when there is a sudden release of ______ in the Earth's crust.
46.__________ (氨) is a compound used in fertilizers.
47. A ladybug is a ______ (益虫) in the garden.
48.Which animal is known for its ability to fly south for the winter?
A. Penguin
B. Eagle
C. Sparrow
D. Dolphin答案:C
49.看图片,选词语。

(只填序号)
50.The Earth's crust is constantly being reshaped by ______ forces.
51.The rabbit's long ears help it hear ______ (周围的声音).
52.I like to play with my toy ________ (玩具名称) at the park.
53.The butterfly flutters from _____ to flower.
54.The flamingo gets its pink color from its diet of ______ (甲壳类).
55. A _______ is a mixture of metals.
56.My favorite season is ______ (春天) because the flowers ______ (开花) and the weather is ______ (温暖). I like to go outside and ______ (玩耍) with my friends.
57. A gecko can climb walls using its ______.
58.My friends and I often joke with each other and call each other __. (我的朋友和我常常开玩笑，相互称呼为。

)
59.I see a rainbow after the ______ (storm).
60.The ice cream is ___ (melting/freezing).
61.Which organ is responsible for breathing?
A. Heart
B. Lungs
C. Stomach
D. Brain答案:b
62.What is 10 4?
A. 5
B. 6
C. 7
D. 8答案:B
63.She plays the ______ at school. (flute)
64. A thermometer measures _______.
65.I love to celebrate my birthday with ______.
66. A __________ (催化循环) enhances reaction efficiency in chemical processing.
67.They are watching a _____ (movie/show) together.
68.The capital of Thailand is __________.
69.How many players are there in a basketball team?
A. 5
B. 6
C. 7
D. 8答案: A
70.What is the name of the famous comic book character created by Stan Lee?
A. Superman
B. Iron Man
C. Batman
D. Wonder Woman答案:B
71.The chemical symbol for aluminum is ______.
72. A sloth spends most of its time in ______ (树上).
73.My ________ (玩具名称) is a wonderful gift.
74.I need to _____ (finish/start) my homework.
75.What do we wear when it's cold outside?
A. Shorts
B. Jacket
C. Sandals
D. T-shirt答案:B Jacket
76.My brother is a ______. He enjoys coding games.
77.What do we call a scientist who studies animal behavior?
A. Ethologist
B. Zoologist
C. Biologist
D. Ecologist答案: A
78.小果子) grows on trees in summer. The ___
79.The rabbit's fur is very _______ (兔子的毛非常_______).
80.This ________ (玩具) is a gateway to adventure.
81.What do we call a place where animals are kept and displayed?
A. Zoo
B. Aquarium
C. Park
D. Farm答案: A. Zoo
82.Greenland is the world's largest __________. (岛屿)
83.I see a _____ (cat/dog) in the garden.
84. A __________ is a well-known location for fishing.
85.The __________ (历史的传说) often contain moral lessons.
86.The main gas produced during respiration is __________.
87.Friction can slow down a ______.
88. A __________ is a chemical reaction that requires activation energy.
89.The __________ (历史的文化遗产) connects us to our past.
90.The dolphin is known for its playful ______ (性格).
91.ts can ______ (适应变化) in their environment. Some pla
92.The ______ (海星) has a unique shape.
93.The cat is very _________. (可爱的)
94.I like to play with my ________ when it's sunny outside.
95.The birds are ______ in the morning. (chirping)
96.I can learn about nature with my ________ (玩具名称).
97.What is the term for a baby chicken?
A. Calf
B. Duckling
C. Chick
D. Lamb答案: C
98.I like to ______ my friends at the movies. (meet)
99.The ________ is a helpful insect.
100.历史上，________ (wars) 往往导致社会的巨变。