小学上册第八次英语第3单元暑期作业(含答案)

小学上册英语第3单元暑期作业(含答案)
英语试题
一、综合题(本题有50小题，每小题1分，共100分.每小题不选、错误，均不给分)
1 What do we call the process of natural selection?
A. Evolution
B. Adaptation
C. Mutation
D. Speciation
答案:A
2 The capital of Chile is __________.
3 I created a scavenger hunt with my _________ (玩具).
4 The tree is ___ (bushy/barren).
5 The mountain is _______ (陡峭的).
6 A metal that is good at conducting heat is called a ______ metal.
7 A solution with a low concentration of solute is a ______ solution.
8 What do you call the natural satellite of Earth?
A. Sun
B. Moon
C. Star
D. Planet
答案:B
9 The monkey swings from ________________ (树).
10 The chemical symbol for radon is _______.
11 The _____ (电影院) is closed today.
12 My dog loves to _____ in the park. (run)
13 We love to jump on the ___ (trampoline).
14 The __________ is known for its beautiful parks.
15 What do we call the process of removing pollutants from water?
A. Water purification
B. Filtration
C. Remediation
D. All of the above
答案: D. All of the above
16 The chemical symbol for sodium is _____ (Na).
17 A __________ is a substance used to test pH levels.
18 The __________ is a famous mountain in the United States. (洛基山)
19 Which planet is known for having a very thick atmosphere?
A. Mercury
B. Venus
C. Earth
D. Mars
20 What do we call a series of connected points?
A. Line
B. Curve
C. Shape
D. Path
21 The baby is _____ (睡觉).
22 单项选择。

（）1. This _ my pencil box. A ruler and a crayon_ in it A. Is, is B. are , is is,se
()2.--Look at the picture of my -Wow,your bed is so beautiful. A. bedroom
B. classroom
C. living room
()3-_are his glasses? --They're on the desk. A. What B. How C. Where
（）4. The room has a big TV. The TV is on the wall. Two sofas are in the room. A table is near the sofas. A phone is on the table. You can watch TV here.
()5. Look at the room. It has many books. A big desk is in it,too. A computer, a book and a pencil box are on the desk. You can read a book here.
23 The __________ (历史的开阔) invites exploration.
24 What is the name of the ocean next to the USA?
A. Atlantic
B. Indian
C. Arctic
D. Pacific
25 The __________ (历史的重塑) transforms perspectives.
26 My friend is very ________.
27 The ______ (病虫害) can threaten plant health.
28 The __________ is a geographic area known for its mountains.
29 The chemical formula for zinc chloride is _______.
30 There are five _____ (flowers) in the garden.
31 The __________ (美洲土著人) have rich cultural traditions.
32 She is baking a ___. (cake)
33 I like _____ (to run/to walk).
34 The Earth's core is primarily made up of ______ and nickel.
35 小象) sprays water with its trunk. The ___
36 The process of a gas turning into a solid is called _______.
37 A circuit breaker protects electrical devices from ______ (overload).
38 The teacher is ___ the children. (guiding)
39 My cat catches _______ (昆虫) in the garden.
40 A meteor shower occurs when many meteoroids enter the ______.
41 What is the name of the largest land animal?
A. Giraffe
B. Hippopotamus
C. Elephant
D. Rhino
42 I believe that everyone should have the chance to pursue their __________.
43 The flowers smell _______ (甜美).
44 My brother is interested in ____.
45 The first written language was __________ (楔形文字).
46 My _______ (小狗) loves to cuddle.
47 A catalyst is a substance that speeds up a ________ without being consumed.
48 What is the name of the animal that lives in a hive?
A. Ant
B. Bee
C. Termite
D. Wasp
答案:B
49 The party is at my ________.
50 A mammal is an animal that has hair or ______.
51 What do you call the skin covering the body?
A. Epidermis
B. Dermis
C. Tissue
D. Muscle
答案:A
52 What do you call a group of stars?
A. Galaxy
B. Universe
C. Cluster
D. Constellation
答案:D
53 The concept of climate resilience prepares communities for ______ impacts.
54 What do we call a piece of furniture we sit on?
A. Table
B. Chair
C. Bed
D. Couch
55 The __________ (南北战争) was fought between the North and South in the USA.
56 Asteroids can be found in the ______ belt.
57 The ancient Sumerians are known for creating one of the earliest forms of ________ (文字).
58 The _______ of a reaction can be influenced by temperature and concentration. (速率)
59 The ________ (社区援助) supports those in need.
60 The rabbit's favorite food is ________________ (胡萝卜).
61 She enjoys ________ (mentoring) students.
62 The first man to walk on the moon did so in _______.
63 What do you call a young falcon?
A. Chick
B. Eyas
C. Pup
D. Kit
64 The ______ (绿化) of cities is important.
65 We are going to ______ a cake for her birthday. (make)
66 My hamster loves to _______ (挖掘) in its bedding.
67 What is the name of the bird that can mimic human speech?
A. Parrot
B. Sparrow
C. Pigeon
D. Crow
答案:A
68 The Earth's atmosphere contains gases that are vital for ______.
69 The first successful polio vaccine was developed by _______.
70 Which animal is known for its ability to change color?
A. Frog
B. Chameleon
C. Parrot
D. Goldfish
答案: B
71 A shadow is formed when light is ______.
72 What do you call the study of living organisms?
A. Physics
B. Chemistry
C. Biology
D. Astronomy
答案: C
73 I think participating in sports teaches us about __________.
74 My favorite _____ is a soft blanket.
75 My sister enjoys __________ (练习) her dance routines.
76 My friend loves to create __________ (音乐).
77 The chemical formula for zinc sulfate is _____.
78 What do we call the process of converting a solid into a gas?
A. Sublimation
B. Evaporation
C. Condensation
D. Freezing
答案:A
79 What is the name of the famous British author known for his fantasy novels?
A. J.R.R. Tolkien
B. C.S. Lewis
C. J.K. Rowling
D. All of the above
答案:D
80 The ________ (narrative) tells a story.
81 The monkey is very ______ (活泼) and playful.
82 What do you call a baby goat?
A. Calf
B. Kid
C. Lamb
D. Pup
83 We visit the ______ (历史公园) to learn about our heritage.
84 I want to learn how to ________ (做饭).
85 A material that conducts electricity is called a ______.
86 The _____ (海洋) is home to many creatures.
87 The ________ (多肉植物) stores water in its leaves.
88 My ______ enjoys reading and sharing books.
89 What do we call the area of land that is surrounded by water?
A. Peninsula
B. Island
C. Coast
D. Shore
答案: B. Island
90 He is _______ (joking) with his friends.
91 I found a __________ on the ground.
92 The lizard can lose its _______ (尾巴) to escape.
93 What do we call a large area covered with trees?
A. Desert
B. Forest
C. Mountain
D. River
94 What is the capital city of Thailand?
A. Bangkok
B. Hanoi
C. Manila
D. Kuala Lumpur
答案: A
95 What do we call the movement of the Earth around the sun?
A. Rotation
B. Revolution
C. Orbit
D. Spin
答案:B
96 What is the hardest natural substance on Earth?
A. Gold
B. Iron
C. Diamond
D. Silver
答案:C. Diamond
97 What do you call a story that is based on real events?
A. Fiction
B. Non-fiction
C. Myth
D. Fable
答案:B
98 A _______ (小鳗鱼) hides in the sand.
99 I want to ______ how to bake cookies. (learn) 100 What is 2 + 3?
A. 4
B. 5
C. 6
D. 7
答案: B. 5。