小学下册I卷英语第4单元测验卷

小学下册英语第4单元测验卷
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 chemical that can speed up a reaction is called a ______.
2.Chemical reactions can release energy in various forms, including ______.
3.The ancient Egyptians built their temples to honor _____.
4.What do you use to write?
A. Fork
B. Spoon
C. Pencil
D. KnifeC
5.The rabbit eats grass and ______ (叶子).
6.The bird is _____ (singing).
7. A ____ is known for its ability to leap great distances.
8.The roots of a plant help it absorb ______ (水分) and nutrients.
9.I love _____ (eating) fresh fruits and vegetables.
10.We need to _______ (学习) for the test.
11.My teacher, Mr. Smith, is very _______ (形容词). 他教我们 _______ (科目).
12.I like to ______ (参与) in school projects.
13.What do we call the person who studies geography?
A. Geologist
B. Geographer
C. Biologist
D. Chemist
14. A solar flare is a sudden eruption of energy from the ______.
15.What is the name of the famous waterfall located on the border of Canada and the USA?
A. Victoria Falls
B. Angel Falls
C. Niagara Falls
D. Iguazu Falls
16.What is the capital of Brazil?
A. Rio de Janeiro
B. Brasília
C. São Paulo
D. SalvadorB
17. A turtle retreats into its _______ when it feels scared.
18.The _____ (植物观察日志) can document seasonal changes.
19.What is the opposite of big?
A. Large
B. Small
C. Tall
D. WideB
20.She likes to ________ books in the library.
21.The __________ (历史的景象) reflects society.
22.The _____ (大象) uses its trunk to drink water.
23.What is the capital of the USA?
A. New York
B. Washington D.
C. C. Los Angeles
D. Chicago
24.What do you call a person who studies space?
A. Astronomer
B. Astrophysicist
C. Cosmologist
D. All of the aboveD
25.The sweater is very _______ (warm).
26.They are learning about ________ in class.
27.This ________ (玩具) is fun for the whole family.
28.The capital of Saint Lucia is __________.
29.I like to _______ (与朋友一起)玩。

30.My favorite book is about a ________ (冒险).
31.The __________ (历史的经历) enriches our lives.
32.The __________ (空气质量) can be improved with more plants.
33.What is the name of the famous scientist known for his work on the laws of thermodynamics?
A. Rudolf Clausius
B. Lord Kelvin
C. James Clerk Maxwell
D. Albert EinsteinA
34.We can ___ a treasure hunt. (have)
35.My friend is __________ (非常聪明).
36.The __________ can be unpredictable in the mountains. (天气)
37.The ____ floats in the water.
38.My brother is my silly _______ who makes jokes.
39. A ________ (植物繁殖方法) can differ greatly.
40.She is a _____ (模特) in fashion shows.
41.What is the name of the largest mammal?
A. Elephant
B. Blue Whale
C. Giraffe
D. Hippopotamus
42.What do you call the place where fish are kept?
A. Pond
B. Aquarium
C. Ocean
D. RiverB
43.The phone is ________ (响).
44.The first successful lunar landing occurred in ________.
45.What do we call the chemical element with the symbol H?
A. Hydrogen
B. Helium
C. Lithium
D. OxygenA Hydrogen
46.The dog barks _____ the mailman. (at)
47.The concept of biodiversity conservation aims to protect various ______ forms.
48.I appreciate my parents’ love and ____.
49.I like to ___ (dance) at parties.
50.He is my best _____ (伙伴).
51. a _______ (红色的) dress to the party. She wrot
52.She is very ________ at drawing.
53. A lizard can ______ its tail.
54.My ________ (玩具名称) is a fun way to explore different stories.
55.We can _____ (see/hear) the music from here.
56.I have a ________ (毛绒玩具) that I take everywhere with me.
57.The __________ (古巴) missile crisis occurred in 1962.
58.The chemical formula for sodium thiosulfate is _______.
59.My favorite sport is _____. (basketball)
60.My dad is very __________ (细心的) in his work.
61.What is the main purpose of a map?
A. To show directions
B. To show stories
C. To show history
D. To show picturesA
62.What do you call a young male sheep?
A. Lamb
B. Kid
C. Ram
D. Ewe
63.The ______ is known for her research.
64.The ancient Greeks held the Olympic Games every _____ years.
65.Most gases are ______ at room temperature.
66.What do we call the area of land surrounded by water?
A. Island
B. Peninsula
C. Lake
D. River
67.My uncle is a fantastic ____ (storyteller).
68.The frog jumps _______ (高) into the pond.
69.The __________ is a famous location for camping and hiking.
70.What do you call a book of maps?
A. Dictionary
B. Atlas
C. Encyclopedia
D. NovelB
71.What is the name of the largest animal on Earth?
A. Elephant
B. Blue Whale
C. Giraffe
D. Great White SharkB
72.The chemical formula for sodium bicarbonate is ______.
73. A ________ makes a great pet for kids.
74.I enjoy participating in ______ (学校活动) to meet new people.
75.My friend loves to __________ (探索) new ideas.
76.My favorite game is ________ (捉迷藏) with my friends in the ________ (操场).
77.The chemical formula for baking soda is _______.
78.I love to visit my ________ (亲戚).
79.What do you call the process of removing the outer layer of fruit?
A. Slicing
B. Peeling
C. Chopping
D. Dicing
80.My sister loves to draw ____ (pictures) in her notebook.
81.The __________ (天际线) of the city is amazing.
82.The ______ (鲸鱼) is known for its intelligence and size.
83.Insects help with the _______ of plants.
84. A turtle can live for over ______ (百年).
85.What is 3 x 3?
A. 6
B. 7
C. 8
D. 9
86.My grandmother loves to knit __________ (围巾).
87.I saw a _______ (青蛙) by the pond.
88.The kitten is ___ on the couch. (sitting)
89. A mixture that has a uniform composition throughout is called a _____ mixture.
90.The __________ is a major river in Africa. (尼日尔河)
91.The ancient Romans built _______ for public gatherings. (广场)
92.The ancient Greeks contributed greatly to ________ and literature.
93.What is the name of the famous wall in China?
A. Great Wall
B. Berlin Wall
C. Wailing Wall
D. Hadrian's WallA
94.The water is ________ (清澈).
95.What is the largest land animal?
A. Lion
B. Elephant
C. Giraffe
D. Hippopotamus
答案:B
96.My favorite fruit is _____ (banana/apple).
97.The chemical symbol for gold is ______.
98.Which animal is famous for its wisdom?
A. Owl
B. Crow
C. Parrot
D. Eagle
99.I built a tower with my ________ (玩具类型).
100. A precipitate is a solid that forms during a _____ reaction.。