小学上册J卷英语第4单元暑期作业(含答案)

小学上册英语第4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 A __________ is a geological structure formed by volcanic activity.
2 When I travel, I take a small ________ (毯子) and pillow for comfort.
3 A planet's _____ is the time it takes to orbit the sun.
4 The ______ is a satellite of Earth.
5 The chemical symbol for silicon is ______.
6 The __________ River is the longest river in the world. (尼罗河)
7 I have a collection of ________ (玩偶) from different countries.
8 What do we call the distance around a circle?
A. Diameter
B. Radius
C. Circumference
D. Area
答案:C
9 A ____(feedback mechanism) collects opinions and suggestions.
10 The first woman to pilot a commercial jet was _______. (阿梅莉亚·埃尔哈特)
11 She has a ___ (colorful) umbrella.
12 What is the term for the distance that light travels in a year?
A. Light-Year
B. Astronomical Unit
C. Parsecs
D. Cosmic Yard
13 What do we call the study of living things?
A. Chemistry
B. Biology
C. Physics
D. Geography
答案: B
14 The _____ (种子) will grow into a new plant.
15 The _______ (狐狸) is orange.
16 What is the term for a baby duck?
A. Gosling
B. Duckling
C. Chick
D. Fry
答案:B
17 The ice cream is ________ cold.
18 My toy robot can ______.
19 My friend has a ________ that can sing.
20 The cake is _____ with sprinkles. (topped)
21 The chemical formula for potassium phosphate is _____.
22 The ________ was a significant battle during the Napoleonic Wars.
23 The cake is ________ for my birthday.
24 The ______ (成活率) of seedlings can depend on care.
25 A cactus can survive in ______ (干旱) conditions.
26 multimodal transport) integrates different travel methods. The ____
27 What is 6 - 2?
A. 4
B. 5
C. 3
D. 2
28 What do you call a person who acts in movies or plays?
A. Director
B. Actor
C. Producer
D. Writer
答案: B
29 What is the capital of Russia?
A. Kiev
B. Moscow
C. Minsk
D. Sofia
30 What do you call a group of elephants?
A. Herd
B. Pack
C. Flock
D. Gaggle
31 The cat plays with a _____ ball of string.
32 What do we call a vehicle that flies?
A. Car
B. Train
C. Boat
D. Airplane
答案:D
33 What is the capital of Latvia?
a. Riga
b. Vilnius
c. Tallinn
d. Minsk
答案:a
34 A _______ is a type of bond where electrons are shared between atoms.
35 When I feel sad, I like to hug my ________ (玩具名). It comforts me and makes me feel ________ (形容词) again.
36 The ________ (环境友好型农业) promotes sustainability.
37 What is 8 x 2?
A. 10
B. 12
C. 14
D. 16
38 I admire __________ because he/she inspires me to be my best.
39 I always try to help others because __________.
40 A battery can provide power for a variety of electrical ______.
41 I help my dad with __________. (家务)
42 The ________ loves to splash in the water.
43 What do you call the person who plays music?
A. Artist
B. Musician
C. Writer
D. Painter
答案: B
44 I enjoy playing __________ with my sister. (棋盘游戏)
45 I visit my ______ on weekends. (我周末去看我的______。

)
46 What is a common pet that barks?
A. Cat
B. Dog
C. Hamster
D. Fish
答案: B
47 What is the name of the famous American poet known for his work "Leaves of Grass"?
A. Robert Frost
B. Walt Whitman
C. Emily Dickinson
D. Langston Hughes
答案:B
48 The chemical formula for ammonium phosphate is _______.
49 She collects ___. (stamps)
50 The _______ of sound depends on the vibrations.
51 Did you hear that _____ (猫咪) purring?
52 What do you call an animal that can live both on land and in water?
B. Reptile
C. Amphibian
D. Fish
答案:C
53 What is the main ingredient in pizza?
A. Rice
B. Bread
C. Pasta
D. Corn
54 What do we call the light emitted by the sun?
A. Solar Radiation
B. Stellar Light
C. Cosmic Light
D. Sunlight
55 The ________ was a leading advocate for humanitarian aid.
56 My best friend’s name is ________ (小明), and we play together.
57 What is the capital city of Andorra?
A. Andorra la Vella
B. Escaldes-Engordany
C. Encamp
D. Sant Julià de Lòria
58 What do we call the tiny particles that make up everything?
A. Cells
B. Molecules
D. Organisms
59 My friend is an expert at _______ (名词). 她每天都 _______ (动词).
60 The process of respiration produces __________ and carbon dioxide.
61 A ______ is a bird that swims well.
62 I play with my _____ (玩具).
63 We need to ________ the dishes.
64 contribution agreement) defines roles and responsibilities. The ____
65 We can _______ (一起) play video games.
66 I enjoy _____ (watching/playing) sports.
67 A frog goes through ______ stages in its life.
68 There are _____ (五) birds in the tree.
69 Which of these foods is a dairy product?
A. Bread
B. Cheese
C. Rice
D. Meat
70 A ____(railway system) facilitates efficient transport.
71 Acids can react with __________ (碱) to produce salt and water.
72 I can play sports with my toy ________ (玩具名称).
73 Atoms consist of protons, neutrons, and ________.
74 My favorite _____ is a colorful bird.
75 The ________ was a major conflict fought in the 20th century.
76 I enjoy observing _______ (小动物) in their habitat.
77 My sister's favorite toy is a _____.
78 I enjoy reading ______ books.
79 (73) is known for its unique culture and traditions. The ____
80 ts have adapted to thrive in nutrient-poor ______. (某些植物已适应在养分贫乏的土壤中生存。

) Some pla
81 What is the smallest ocean?
A. Atlantic
B. Indian
C. Arctic
D. Pacific
82 A mixture can be homogeneous or ______.
83 I enjoy _______ (参加) science clubs.
84 The first woman to vote in the U.S. was ________ (苏珊·安东尼).
85 What do you call a person who studies stars?
A. Biologist
B. Astronomer
C. Geologist
D. Chemist
86 I believe it’s important to set goals. My short-term goal is to __________, while my long-term goal is to __________. Working towards these goals motivates me.
87 The __________ is the measure of how much energy is needed to change the temperature of a substance.
88 The __________ is an underwater landform. (海底山脉)
89 What do you call the part of the plant that grows underground?
A. Stem
B. Leaf
C. Root
D. Flower
答案:C
90 A __________ is formed when atoms share electrons.
91 What is the main ingredient in bread?
A. Rice
B. Flour
C. Sugar
D. Yeast
答案:B
92 What do you call a story that is based on a true event?
A. Fiction
B. Non-fiction
C. Biography
D. Autobiography
答案: B
93 King Tutankhamun's tomb was discovered in _______. (1922年)
94 What is the value of 6 + 2 × 2?
A. 10
B. 12
C. 14
D. 16
答案:A
95 My ________ (玩具名称) is a wonderful friend.
96 Some _______ produce fruit in summer.
97 I have a toy _______ that makes funny sounds.
98 Read and choose.(看图标号。

)
I. mouth 2. eye 3. hand 4. finger 5. foot 6. leg 7.arm 8.Body
99 The _____ (山脉) is beautiful.
100 In chemistry, 'reactants' are the substances present _____ the reaction.。