小学上册第8次英语第二单元期中试卷(有答案)

小学上册英语第二单元期中试卷(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. A ______ is used to represent chemical reactions using symbols.
2.The _______ of light can create various effects in nature and technology.
3.My friend is a ______. She loves to paint.
4.I can ______ (掌握) new skills quickly.
5.The _____ (pen/pencil) is on the desk.
6.The ________ is known for its intelligence.
7. A _______ is a large area of land that is covered with trees.
8.What is the capital of Kenya?
A. Nairobi
B. Kampala
C. Addis Ababa
D. Dar es Salaam答案: A
9.The little boy has a pet ______ (小狗). They play together every ______ (天).
10. A ____ is a small animal that enjoys digging in the dirt.
11.The chemical formula for erucic acid is ______.
12. A chemical reaction that releases heat is called an _____ reaction.
13.The city of Madrid is the capital of ________ (西班牙).
14.The ______ provides valuable insights into literature.
15.The hummingbird can hover in _______ (空中).
16.What do we call the protective outer layer of a seed?
A. Cotyledon
B. Seed coat
C. Endosperm
D. Germ答案: B
17.The _____ (butterfly/bird) is colorful.
18.An endothermic process absorbs ______.
19.I want to ___ an adventure. (have)
20. A __________ is a geological feature that influences human activities and planning.
21.Astronomers classify stars based on their temperature and _______.
22.What is the primary color of the sun?
A. Blue
B. Green
C. Yellow
D. Red答案: C
23.What do we call the process of planting and growing crops?
A. Farming
B. Harvesting
C. Gardening
D. Cultivating答案: A
24.What do you call a group of stars?
A. Galaxy
B. Cluster
C. Constellation
D. Nebula答案:C
25.The girl is very ________.
26.Which fruit is red and often associated with teachers?
A. Orange
B. Banana
C. Apple
D. Grape答案: C
27.I wish I could bring my toys to ____. (学校)
28.What do we call the process of taking care of plants and animals?
A. Gardening
B. Farming
C. Agriculture
D. All of the above答案: D
29.Fossils can provide information about past ______ environments.
30.Which of these is a type of tree?
A. Fern
B. Maple
C. Grass
D. Flower答案:B
31.My cat enjoys sleeping in a sunny ______ (地方).
32.The _______ (青蛙) lays eggs in water.
33.What is the capital city of the USA?
A. New York
B. Washington D.
C. C. Los Angeles
D. Chicago答案:B
34.ts are used in ______ for their medicinal properties. (某些植物因其药用特性而用于传统医学。

) Some pla
35.An unstable isotope is known as a ______.
36.We visit the ________ (图书馆) every week.
37. A neutralization reaction involves an acid and a ______.
38. A _____ can be very friendly.
39.The __________ (历史的广度) covers many topics.
40.The capital of Peru is ________ (利马).
41.We should _____ (recycle) plant waste.
42.I built a fort using my ________ (玩具名称).
43.I like to spend time in the ______ (图书馆) because it’s quiet and filled with amazing books.
44.fishing grounds) are areas rich in marine life. The ____
45.The __________ can help improve understanding of geological processes.
46.What do we breathe?
A. Water
B. Air
C. Food
D. Light答案:B.Air
47.What do we call the act of traveling to different countries?
A. Exploring
B. Adventuring
C. Touring
D. Vacationing答案:C
48.My brother has a passion for __________ (历史).
49. A __________ day makes me feel happy. (阳光明媚的)
50.The chemical formula for calcium chloride is ______.
51.She collects ___. (stamps)
52.We have a ______ (丰富的) variety of activities at school.
53.My puppy loves to snuggle on my ______ (腿).
54.My dad is my _______ (我爸爸是我的_______).
55.The _____ (小草) adds beauty to the lawn.
56.My cousin is a ______. She likes to dance ballet.
57.My cat likes to sleep on ____.
58.The __________ is a city known for its film industry. (好莱坞)
59.I enjoy _______ (参加) local markets.
60.阅读短文,选择正确答案。

Good morning! My name is Lin Hui. I'm a student. I'm tall and thin. I have glasses. My family has four people. They are my parents,my sister and me. My mother is thin and friendly. She is a nurse. My father is tall and strong. He is a taxd driver. My sister is quiet love my family.
61.The __________ (历史的流转) reflects continuity.
62.What do we call the process of turning a gas into a liquid?
A. Evaporation
B. Condensation
C. Freezing
D. Sublimation答案:B
63.My friend is very ________.
64. A meteor shower occurs when Earth passes through ______.
65.Sublimation is when a solid changes directly into a ______.
66.My ________ (玩具名称) is a wonderful gift.
67.The _____ (博物馆) has interesting exhibits.
68.I enjoy going to the ______ (剧院) to watch plays. The performances are always captivating.
69.I enjoy collecting ______ (自然) items like shells and rocks.
70.My favorite snack during movies is _______ (爆米花).
71. A lynx has tufts on its ______ (耳朵).
72. A ____ has a bushy tail and enjoys climbing trees.
73.ssippi River flows through ________ (密西西比河流经________). The Napo
74.Batteries generate energy through _______ reactions. (化学)
75.Insects help with the _______ of plants.
76.The ______ (气候) has a big impact on which plants can grow.
77.What do you call a young male sheep?
A. Ram
B. Lamb
C. Kid
D. Pup答案: B
78.Planting native species can enhance the ecological ______ of an area. (种植本地物种可以增强一个地区的生态多样性。

)
79.What do we call the person who studies insects?
A. Entomologist
B. Zoologist
C. Botanist
D. Biologist答案: A
80.My brother is a _____ (学生) participating in competitions.
81. A baby cat is called a ______.
82.What is the name of the famous British author known for "Pride and Prejudice"?
A. Jane Austen
B. Charlotte Brontë
C. Mary Shelley
D. Emily Dickinson答案: A
83.The clock is ________ ticking.
84.The park is _______ (quiet) in the morning.
85. A lever can help lift heavy ______.
86.The __________ (历史的根源) trace back to ancient times.
87.Which instrument has keys and is played by pressing down on them?
A. Guitar
B. Drum
C. Piano
D. Violin答案: C
88.The _____ (花园) is beautiful in spring.
89.We have lunch at ___. (school)
90.We went to the ______ (circus) last week.
91.What is the name of the famous American author known for his short stories?
A. Edgar Allan Poe
B. Nathaniel Hawthorne
C. F. Scott Fitzgerald
D. All of the above答案:D
92. A _______ can help to illustrate the concept of gravity.
93.The __________ (历史的风云变幻) illustrate the complexity of human experience.
94.What is the primary color that is a mix of blue and yellow?
A. Green
B. Orange
C. Purple
D. Brown答案: A
95. A __________ (电离) occurs when a substance breaks into ions in solution.
96.The sun shines bright in the ______ (白天).
97.The chemical symbol for molybdenum is ______.
98.Fruits can be ______ (甜的) or sour.
99.The chemical formula for calcium sulfate is _______.
100.I like to read stories about ________.。