小学上册第十三次英语第1单元暑期作业(有答案)

小学上册英语第1单元暑期作业(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 reaction that produces gas may cause bubbles to _______.
2.I love solving puzzles and riddles. They challenge my thinking and keep my mind sharp. I often solve them with my friends during our free time.
3.The horse gallops across the ______.
4.What do we call animals that only eat plants?
A. Carnivores
B. Herbivores
C. Omnivores
D. Insectivores答案:B
5.The country known for its hot springs is ________ (冰岛).
6.My ________ (玩具名称) is a fantastic way to learn.
7.I love to _____ (sketch) plants in nature.
8.The chemical symbol for nitrogen is ______.
9. A _______ is a measure of how much energy is required to change the temperature of a substance.
10.I like to ______ (参与) in charity runs.
11.What is the capital of Brazil?
A. Buenos Aires
B. Brasília
C. Santiago
D. Lima答案: B
12.I enjoy celebrating my birthday. Each year, I invite my friends to __________. We have fun playing games and enjoying cake together.
13.Which is a mode of transportation?
A. Bicycle
B. Table
C. Chair
D. Lamp答案: A
14.My teacher is very __________ (聪慧的).
15.The ________ (project) requires teamwork.
16.The _____ (花儿) in my backyard attract hummingbirds.
17.In science class, we did an experiment with ________ (气球) and ________ (气体).
18.What is the opposite of "big"?
A. Huge
B. Small
C. Tall
D. Long答案:B
19.What do you call the sound a sheep makes?
A. Growl
B. Bleat
C. Roar
D. Quack答案: B
20.I can sing songs with my musical ________ (玩具名称).
21.The sun is very _____ (热).
22.When water freezes, it becomes _______.
23.古代的________ (scientists) 对自然现象进行了深入研究。

24.I enjoy learning about ______ in class.
25.The cat is _______ (chasing) a mouse.
26. A mixture can often be ______ by physical means.
27. A chemical that can release hydrogen ions is called an ______.
28.The ________ is a tiny bird that sings sweetly.
29.In a balanced chemical equation, the number of atoms must be _______.
30. A _______ can be a great addition to your home.
31.What is the name of the famous pyramid in Egypt?
A. Pyramid of Giza
B. Pyramid of Khufu
C. Pyramid of Khafre
D. Pyramid of Djoser答案:A.Pyramid of Giza
32.The __________ (历史的争议) spark debates among scholars.
33.The invention of the telephone is credited to ______ (亚历山大·贝尔).
34.Insects can help in __________ (传粉).
35. A battery can power a _______ device.
36.The owl has a specialized neck that allows it to turn its head almost completely
________________ (旋转).
37.This ________ (玩具) is perfect for family bonding.
38.I can ___ (paint) a sunset.
39. A flamingo gets its color from the food it ________________ (吃).
40.The term “sublimation” refers to a solid changing directly to a _____.
41. A _______ can offer a sense of tranquility.
42. A _____ (松鼠) collects nuts for the winter.
43.The ________ (火灾) in the forest was dangerous.
44.The _____ (panda) is cute.
45.The _____ (car/bike) is fast.
46.My aunt is very . (我阿姨很。

)
47.We have a _____ (计划) for the project.
48. A dog barks at the _____.
49.My sister enjoys __________ (参加) music lessons.
50. A chemical reaction that produces light is called a ______ reaction.
51.She is _______ (dancing) with joy.
52.The chemical symbol for tungsten is __________.
53.The main type of bonding in metals is called ______ bonding.
54.Asteroids can be found in the ______ belt.
55. A _____ (海豚) loves to leap out of the water.
56.The main product of photosynthesis is _______.
57.My favorite fruit is ________ (草莓).
58.Planting a variety of species can create a more resilient ______. (种植多样的物种可以创造出更强韧的生态系统。

)
59.trial Revolution began in ________ (英国). The Indu
60.The capital city of India is __________.
61. A ________ (植物展览馆) showcases diversity.
62.Where do fish live?
A. Trees
B. Ground
C. Water
D. Sky答案:C
63.The puppy is _______ (cute/scary).
64.My favorite character is __________ (动画片中的角色) from my favorite show.
65.The __________ is known for its unique wildlife and ecosystems. (澳大利亚)
66. A ladybug is a ______ (益虫) in the garden.
67., I pretend my ________ (玩具名) are famous characters from movies. Sometime
68.They are watching _____ (电影).
69.My ___ (小仓鼠) loves to explore its cage.
70.What is 7 + 2?
A. 9
B. 10
C. 8
D. 7答案:A
71. A tornado is a fast-moving ______.
72.The __________ (南北战争) was fought from 1861 to 1865.
73.The owl hunts for _________ at night. (猎物)
74.What is the capital of South Korea?
A. Tokyo
B. Beijing
C. Seoul
D. Hanoi答案: C
75.The __________ (历史的启迪) inspires us to act.
76.The chemical symbol for lawrencium is _____.
77. A _______ (昆虫) has six legs.
78.I like to visit ______ (公园) to see the flowers blooming in spring.
79.The snake can be found in _________ (森林) and deserts.
80.The _____ (花卉产业) supports many jobs and businesses.
81.The gas that makes bread rise is ______.
82.__________ are substances that can conduct electricity when dissolved in water.
83.We will go to the ________ (水族馆) next week.
84. A __________ is a mixture of different substances.
85.The _____ (相框) holds a picture.
86. A dolphin is a smart ______.
87.The __________ is full of stars.
88. A rabbit's teeth never ______ (停止) growing.
89. Carta was signed at Runnymede, near ________ (伦敦). The Magn
90.The _______ (小精灵) is a friendly spirit in fairy tales.
91.The owl has excellent ______ (夜视) capabilities.
92.My friends usually call me ______ at school. (我的朋友通常在学校叫我。

)
93.The process of boiling occurs when a liquid reaches its _______ point.
94.The __________ (历史的传说) convey cultural significance.
95. A ________ (小鸟) makes a nest in the tree every spring.
96.The first person to perform a successful brain transplant was _______. (理查德·巴尔)
97.I have a toy _______ that can climb stairs.
98.I like to watch ______ (电影) with my family on weekends. It is a great way to spend time together.
99.The __________ (历史的分析工具) aid in research.
100.The __________ (历史的轮回) reminds us of the cyclical nature of events.。