小学下册B卷英语第4单元暑期作业(有答案)

小学下册英语第4单元暑期作业(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.小蝙蝠) hangs upside down during the day. The ___
2.The _______ (The Bolshevik Revolution) led to the establishment of a communist government in Russia.
3.My friend is very __________ (友好的) towards everyone.
4. A frog's throat expands when it croaks.
5.I want to ________ (develop) new skills.
6.The term "volatile" describes a substance that evaporates _______.
7.I feel ______ when I get a good grade.
8.The antelope is quick on its ____.
9.My _____ (小猫) chases butterflies.
10. A __________ has a definite volume but no definite shape.
11.I love to eat ______ (水果沙拉).
12._____ (seedlings) need protection from pests.
13.I enjoy _____ (writing) about my gardening experiences.
14.She is a _____ (志愿者) who helps at the shelter.
15.I have always dreamed of going on a ______ vacation. If I could go anywhere in the world, I would choose ______. This place is famous for its beautiful ______ and exciting activities.
16.The sun is _______ (shining) brightly.
17.What do you call the main character in a story?
A. Protagonist
B. Antagonist
C. Narrator
D. Supporting character
答案:A
18. A _____ (章鱼) can change its color to blend in.
19. A snail leaves a ______ (黏液) trail.
20.What is the capital city of Egypt?
A. Cairo
B. Alexandria
C. Luxor
D. Giza答案:A.Cairo
21.I can ________ the piano.
22.My favorite place to play is in the ________.
23.The Earth rotates on its ______ once every hours.
24.What is the name of the famous ancient city in Iraq?
A. Babylon
B. Ur
C. Nineveh
D. Assur答案:A.Babylon
25. A healthy ecosystem relies on the ______ of various plant species. (健康的生态系统依赖于各种植物物种的多样性。

)
26.What do we call the written record of a person's life?
A. Biography
B. Autobiography
C. Memoir
D. Novel答案: A
27.The chemical symbol for chromium is _____.
28.What is the name of the mountain range that includes Mount Everest?
A. Andes
B. Rockies
C. Himalayas
D. Alps答案: C. Himalayas
29.The boiling point of a substance is the temperature at which its vapor pressure equals _____ (atmospheric pressure).
30.Elements on the left side of the periodic table are usually __________ (金属).
31.The ancient Chinese invented _______ paper.
32.I enjoy climbing ________ (树木) in the park.
33.The __________ is the part of the plant that releases oxygen.
34.The teacher fosters a love of _____ (学习) in students.
35.The capital of Seychelles is __________.
36.Planetary rings are made of ice and rock ______.
37.She has a _____ (colorful) backpack.
38.The chemical formula for lead(II) sulfide is _______.
39.小猴子) has a long tail. The ___
40.My uncle enjoys __________ (开车) on road trips.
41. A _______ reaction is one that absorbs energy from its surroundings.
42.What is the main source of energy for the Earth?
A. Oil
B. Coal
C. Sun
D. Wind答案: C
43.An endothermic reaction absorbs _______.
44.My teacher helps us __________ (学习).
45.The __________ (灌溉) system is important for farms.
46.Which fruit is yellow and curved?
A. Apple
B. Banana
C. Grape
D. Orange答案:B
47.The __________ (历史的反响) influences perspectives.
48.The ancient Egyptians developed a system of ________ (数学).
49.The corn is ___ (growing) tall.
50.The __________ (全球历史) includes many interconnected stories.
51.What is the name of the fairy in Peter Pan?
A. Tinker Bell
B. Cinderella
C. Ariel
D. Snow White答案: A
52.The study of the interactions between matter and energy is called _______.
53.The chemical formula for barium chloride is ______.
54.The ancient Egyptians built ________ (金字塔) as tombs.
55.The ancient city of Rome was built on ________ hills.
56.The chemical symbol for arsenic is ______.
57.I love to ______ (与朋友一起) volunteer for charity.
58.The ______ (根系) of a plant can spread wide and deep.
59.What is the capital city of Indonesia?
A. Jakarta
B. Bali
C. Bandung
D. Surabaya答案: A
60.My cousin is an amazing __________ (舞者).
61.The __________ is a famous structure in India. (泰姬陵)
62.My friend is a skilled __________ (艺术家) with a unique style.
63. A wave can interfere with another wave to produce ______.
64.What is the capital of Dominica?
A. Roseau
B. Portsmouth
C. Marigot
D. Salisbury答案: A
65.I enjoy _____ (studying/playing) sports.
66.The _____ (电视) is off.
67.The snail leaves a trail of _________. (黏液)
68.The stars are ______ (bright) in the night sky.
69.I can draw a picture of my favorite _________ (玩具) and share it with my class.
70.The _______ of a sound wave determines its pitch.
71.y of Tordesillas divided the New World between ________ (西班牙和葡萄牙). The Trea
72.My favorite stuffed animal is a ________.
73.My dad has a collection of ____ (stamps) from different countries.
74.中国的________ (philosophy) 提倡和谐与平衡。

75.The fall of the Roman Empire was caused by ________ (许多因素).
76.The ______ (果汁) of fruits is refreshing to drink.
77.I enjoy watching _______ (电影类型) movies. They are very _______ (形容词).
78.The chemical symbol for osmium is _______.
79.She is an athlete, ______ (她是一位运动员), and runs fast.
80.The _______ changes its colors in the fall.
81.The __________ (历史的交融) creates understanding.
82.I see a __ in the garden. (ladybug)
83.The chemical process of respiration converts glucose into ______.
84.中国的________ (art) 包括书法、绘画和雕塑。

85.My favorite outdoor activity is _______ (活动). It keeps me healthy and _______ (快乐).
86.The ________ can be found in the forest.
87.I enjoy exploring nature trails. Hiking allows me to appreciate the beauty of the outdoors. I love discovering new plants and animals along the way.
88.The ______ is a common pet that barks.
89.Building a challenge with ____ is exciting! (玩具名称)
90. A ________ is a high area of land that is flat on top.
91.We are ___ the park. (visiting)
92.What is the main ingredient in a smoothie?
A. Milk
B. Fruit
C. Vegetables
D. Ice答案: B
93.The __________ is a major trade route in the Mediterranean. (地中海航线)
94.The __________ (文化交流活动) deepen understanding.
95.The chemical formula for calcium hypochlorite is ______.
96.urban ecology) studies interactions in cities. The ____
97.The ____ makes a great pet and loves to play fetch.
98.I love going to the ______ (书店) to browse new releases and find interesting reads.
99.My guinea pig makes a ______ (声音) when it's happy.
100.I like to drink ______ (juice).。