小学上册第二次英语第2单元期中试卷

小学上册英语第2单元期中试卷
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.The puppy likes to play with a ______ (toy).
2.What is the bright area surrounding the sun called during an eclipse?
A. Halo
B. Corona
C. Aura
D. Atmosphere
3.What do we call the process of water turning into vapor?
A. Condensation
B. Evaporation
C. Precipitation
D. SublimationB
4.My family enjoys __________ together. (旅行)
5.I have a ___ (dream).
6.The _______ of sound can be measured using a sound level meter.
7.The main function of nucleic acids is to store _____.
8.Which animal is known for its ability to fly and has colorful feathers?
A. Penguin
B. Sparrow
C. Ostrich
D. BatB
9. A chemical reaction can be described by a _____ equation.
10. A ________ (海狮) barks and plays in the sea.
11.The _______ of a substance determines its physical and chemical properties.
12. A ______ is a geographical feature that can influence climate.
13. A ________ (植物文化活动) enriches community life.
14.I like to ___ (help) with chores.
15.An electric current flows from positive to ______.
16.The __________ (古代文明的成就) include advancements in writing and math.
17.My favorite animal is a ___ (dog/cat).
18.What is a solar system?
A. A collection of stars
B. A group of planets orbiting a star
C. A type of galaxy
D. A cloud of gas
19.What do you call the process of plants making food?
A. Respiration
B. Photosynthesis
C. Digestion
D. EvaporationB
20.My best friend is my loyal _______ who always encourages me.
21.The sky is ______ with stars at night. (filled)
22.The tree has green ______.
23. A _____ (植物活动) can raise awareness about conservation.
24.I have fun playing board games with my ____.
25.I admire my grandparents for ____.
26.The hedgehog rolls into a _______ (球) when scared.
27.The __________ can indicate areas at risk of geological hazards.
28.The _______ (猫) licks its paws.
29.The Kuiper Belt is home to many small icy bodies, including ______.
30.The fall of Constantinople happened in _____.
31.Acids and bases can neutralize each other to form ______.
32.What do we call the phenomenon of water droplets falling from the sky?
A. Rain
B. Snow
C. Sleet
D. HailA
33.What do we call the imaginary line that divides the Earth into the Northern and Southern Hemispheres?
A. Equator
B. Prime Meridian
C. Tropic of Cancer
D. Tropic of CapricornA
34.Density is mass per ______.
35.Which animal is known for its ability to fly at high altitudes?
A. Eagle
B. Sparrow
C. Penguin
D. OstrichA
36.I learned how to ride my new ____ this summer. (玩具名称)
37.The light is very ___ (bright).
38. A turtle moves very ______ (慢).
39.The __________ is a region characterized by its unique wildlife.
40.Which animal is known as "man's best friend"?
A. Cat
B. Dog
C. Rabbit
D. HorseB
41.I like to watch ______ movies.
42.What is the process of changing from liquid to gas called?
A. Melting
B. Freezing
C. Evaporation
D. CondensationC
43.I feel excited when I go to ________.
44.The chemical symbol for palladium is _____.
45.The _____ (果汁) is fresh.
46.I like to pretend I'm a teacher with my toy ________ (玩具名称).
47.What do we call a person who studies stars?
A. Biologist
B. Astronomer
C. Geologist
D. Chemist
48.I have a toy ______ (火车) that goes around the ______ (轨道).
49.I love to _______ (研究) new topics.
50.We have a ________ (schedule) to stick to.
51.What is the first month of the year?
A. January
B. February
C. March
D. AprilA
52.Bees produce _______ (蜂蜜).
53.The ________ was a famous declaration made in 1776.
54.What is the capital of Colombia?
A. Bogotá
B. Medellín
C. Cali
D. CartagenaA
55.I like to ______ (玩) in the park after school.
56.I love to ________ my family.
57.What is the name of the fairy tale about a girl who visited a house made of candy?
A. Cinderella
B. Hansel and Gretel
C. Snow White
D. Little Red Riding Hood
58. A __________ is formed through the action of water on rock over time.
59.My mom loves to __________. (购物)
60.The ____ is often seen chasing after insects and butterflies.
61.What do we call a young adult?
A. Child
B. Teenager
C. Senior
D. BabyB
62.The ________ (dictionary) defines words.
63.My dad is known for his __________ (智慧).
64.The engineer, ______ (工程师), builds bridges and roads.
65.The ________ is a beautiful flower that blooms in spring.
66. A ______ is a part of a plant that holds seeds. (果实是植物的一部分，包含种子。

)
67._____ (树根) prevent soil erosion.
68.My sister is a ______. She enjoys singing.
69.The chemical formula for potassium ferricyanide is _______.
70.Which tool do we use to measure length?
A. Scale
B. Ruler
C. Thermometer
D. ClockB
71.Plants can be ______ (修剪) for shape and health.
72.What is the opposite of fast?
A. Quick
B. Slow
C. Rapid
D. SpeedyB
73.The ______ helps determine the characteristics of living things.
74. A ____(natural resource management) aims for responsible use.
75.What do bees produce?
A. Milk
B. Honey
C. Eggs
D. ButterB
76.____(Poles) are the points where the Earth's axis meets its surface.
77.What do we use to cut paper?
A. Tape
B. Glue
C. Scissors
D. RulerC Scissors
78.__________ are used to enhance the performance of chemical reactions.
79.What do we call the event that happens every year in December?
A. Christmas
B. Halloween
C. Thanksgiving
D. New Year
80.Which animal is known for its ability to fly south for the winter?
A. Bear
B. Fish
C. Bird
D. Squirrel
81.The puppy is _____ in the yard. (playing)
82.The dog likes to _____ in the sand. (dig)
83.The __________ (维也纳会议) aimed to restore order after Napoleon.
84.The _____ (teacher/student) is reading.
85.The primary source of renewable energy is ______.
86.The _______ can be a wonderful way to teach about biology.
87.What is the main purpose of a compass?
A. To tell time
B. To find direction
C. To measure distance
D. To weigh objectsB
88.What is the main source of energy for the Earth?
A. Moon
B. Stars
C. Sun
D. Ocean
89.The owl is a symbol of _________. (智慧)
90.My favorite hobby is ______ (游戏).
91.We play ___ (games/sports) after school.
92.The ancient Egyptians had a polytheistic ________ (信仰).
93.Which gas do we breathe out?
A. Oxygen
B. Carbon dioxide
C. Nitrogen
D. HydrogenB
94.The ancient Greeks are credited with developing ________.
95.The book is very ___ (interesting/boring).
96.The smell of certain flowers can evoke strong ______. (某些花的香气可以引发强烈的情感。

)
97.What is the name of the first artificial satellite launched into space?
A. Apollo 11
B. Hubble
C. Sputnik 1
D. Voyager 1
98.The process of sublimation involves a solid changing directly to a ______.
99.I enjoy learning about different ______ (文化) and traditions.
100.How many eyes do humans have?
A. One
B. Two
C. Three
D. Four。