小学上册第16次英语第3单元真题试卷(有答案)

小学上册英语第3单元真题试卷(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 _____ (狼) is an important part of its ecosystem.
2.I have a ___ (challenge) for you.
3. A hamster is a popular ______ (宠物).
4.The puppy follows me everywhere, like a ______ (影子).
5.__________ (化学发展) can lead to sustainable solutions for future challenges.
6.The rabbit eats _________ from the garden. (蔬菜)
7.The capital city of India is __________.
8.My favorite toy is a ________ that I can cuddle with.
9.I like to _______ (参加) club activities after school.
10.I love creating new games using my ________ (玩具名) and imagination.
11.The __________ (生态系统) is diverse and rich.
12.The __________ (历史的历史) shapes our understanding.
13.What is 100 divided by 4?
A. 20
B. 25
C. 30
D. 35答案:A.25
14. e of Hastings took place in ______ (1066年). The Batt
15.I want to ________ (share) my experiences.
16.What is the capital of Italy?
A. Rome
B. Venice
C. Florence
D. Milan答案:a
17.What is the shape of the Earth?
A. Square
B. Rectangle
C. Sphere
D. Triangle答案: C
18.The ________ (computer) is very useful.
19.The boy plays the ________.
20.What is the boiling point of water in Celsius?
A. 50 degrees
B. 75 degrees
C. 100 degrees
D. 0 degrees答案:c
21.The chemical formula for calcium sulfate is __________.
22.We will go to the ________ (动物园) during vacation.
23.Substances that speed up chemical reactions without being consumed are called ________.
24.My _____ (外甥) loves to play soccer with his friends. 我外甥喜欢和朋友们一起踢足球。

25.The chemical process that occurs in our bodies to release energy is called ______.
26. A bumblebee's wings move very ________________ (快).
27.The boy likes ________.
28.The study of minerals is known as ______.
29. A _______ can help to measure the speed of a moving vehicle.
30.My friend is a ______. He enjoys watching movies.
31.I enjoy _______ (参加) environmental activities.
32.The chemical symbol for cadmium is ______.
33.The _______ (Vikings) were known for their seafaring and exploration.
34.The _____ (植物美学) can enhance our surroundings.
35.The _____ (herb) garden smells wonderful.
36.What do we call a person who travels in space?
A. Pilot
B. Astronaut
C. Scientist
D. Engineer答案: B
37.The _______ of a toy car can be increased by changing its weight.
38. A _______ is a piece of land that sticks out into the water.
39. A ______ (植物标本馆) preserves important species.
40.The ball is ________ under the table.
41.I found a ________ in my pocket.
42.I enjoy listening to ______ music.
43.Countries are divided into smaller regions called ________.
44.My brother loves to learn about __________ (技术).
45. A substance that can donate electrons is called a ______ agent.
46.She is learning to ________ the guitar.
47.Different plants have different ______ that affect their growth. (不同的植物有不同的需求，影响它们的生长。

)
48.We have ______ (许多) different cultures in our city.
49. A deer uses its keen sense of smell to detect ________________ (危险).
50. A ____(collaborative project team) works towards a common goal.
51.We have many ________ (文化活动) throughout the year.
52.An acid is a substance that donates _____ (protons) in a solution.
53.The _____ (koala) sleeps in trees.
54.My brother is a ______. He enjoys playing basketball.
55.The sun is very _____ (bright/dim).
56.__________ are substances that cannot be broken down into simpler substances.
57.The process of a gas turning into a solid is called _______.
58.My favorite game to play is __________ because it is __________.
59.The tree gives us _______ (这棵树给我们_______).
60.The rabbit nibbles on a _______ (兔子啃_______).
61.What is the name of the famous American holiday celebrated on the last Monday of May?
A. Labor Day
B. Memorial Day
C. Independence Day
D. Thanksgiving 答案:B.Memorial Day
62. A chemical reaction can be represented by a ______ equation.
63.The chemical formula for arsenic trioxide is _______.
64.I love baking cookies and decorating them with ________ (糖霜) and sprinkles.
65.The __________ (历史的本质) is unveiled through inquiry.
66.Vegetables like carrots grow _____ (在地下).
67.What do we call a person who studies animals?
A. Botanist
B. Zoologist
C. Biologist
D. Ecologist答案: B
68.My dad loves __________ (参观博物馆).
69.The chemical formula for aluminum sulfate is _____.
70.The __________ was a war fought between the North and South in America.
71.The skunk is known for its _________ (气味).
72.The _____ (植物设定) can impact growth patterns.
73.The tiger is a _______ (强壮的) predator in the jungle.
74.ts are known for their ability to produce ______ and attract beneficial insects. (某些植物因其能产生花蜜而著称，吸引有益昆虫。

) Some pla
75.The chemical reaction between an acid and a base produces ______.
76.My cousin loves to __________ (写作) poetry.
77.sustainable energy) replaces fossil fuels. The ____
78.The capital of Germany is __________.
79.The North Star is also known as ______.
80.We have ______ (一个) fun day at the amusement park.
81. A ______ is a cold-blooded animal.
82.I can play with my ________ (玩具名称) in the dark.
83. A dolphin's playful nature makes it a favorite among ______ (游客).
84.I enjoy cooking ________ (简单的菜) with my mom.
85.We play _____ (棋) on weekends.
86.We should _______ (尊重) nature.
87. A _______ (小花猫) loves to play with string.
88. A ________ is a natural formation that is found in deserts.
89.What do we call the process of making a picture using ink?
A. Drawing
B. Painting
C. Printing
D. Sculpting答案: C
90.The __________ is important for maintaining a stable ecosystem.
91.I enjoy _____ (fishing/hunting) in the summer.
92. A ______ (花园) can be a great hobby.
93.The ancient Romans developed a system of _____.
94.My brother has a _____ (机器人) that can walk and talk. 我的哥哥有一个可以走和说话的机器人。

95.The fish is swimming in the ________.
96.The ________ (phone) is ringing.
97.The tarantula is a type of _______ (蜘蛛).
98. A compound that can donate electrons is called a ______.
99.The _____ (鸟) is flying in the sky.
100.Can you ___ (help) me?。