小学上册第12次英语第2单元全练全测(含答案)

小学上册英语第2单元全练全测(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 chemist studies the properties and ________ of matter.
2 ts can ______ (净化) air pollutants. Some pla
3 What is the term for animals that live both on land and in water?
A. Mammals
B. Reptiles
C. Amphibians
D. Fish
4 I like to watch the ________ grow in my garden.
5 The skunk can spray a _______ (臭味).
6 I want to be a ________ (老师) when I grow up.
7 What is the main source of light during the day?
A. Moon
B. Stars
C. Sun
D. Lamp
答案:C
8 What do we call the process of growing plants?
A. Cultivation
B. Harvesting
C. Planting
D. Pruning
答案：A
9 ________ (植物生态关系) is fascinating to explore.
10 What is the name of the process plants use to make food from sunlight?
A. Respiration
B. Photosynthesis
C. Fermentation
D. Decomposition
答案:B
11 My dad is a skilled __________ (厨师).
12 Which animal is known for its ability to change colors?
A. Chameleon
B. Frog
C. Snake
D. Lizard
答案:A
13 The chemical symbol for mercury is ____.
14 Many plants have _____ (刺) to protect themselves.
15 Chemical bonds hold atoms ______ together.
16 What is the name of the fairy tale character who had a glass slipper?
A. Sleeping Beauty
B. Cinderella
C. Snow White
D. Belle
17 Planting trees can combat ______ (气候变化).
18 Which insect can produce honey?
A. Ant
B. Butterfly
C. Bee
D. Fly
答案:C
19 What do you call a young falcon?
A. Chick
B. Eyas
C. Pup
D. Kit
20 What is the name of the famous clock in London?
A. Big Ben
B. Tower Bridge
C. The Shard
D. London Eye
答案:A
21 They are ___ ice cream. (eating)
22 The tomato plant has red _______ (西红柿植物有红色的_______).
23 A reduction reaction involves the ______ of electrons.
24 The sky is very _______ (cloudy).
25 I have a _____ (collection) of coins.
26 What is the name of the process by which plants make their own food?
A. Digestion
B. Photosynthesis
C. Respiration
D. Fermentation
答案:B
27 The __________ is known for the Great Wall.
28 The symbol for nitrogen is _____.
29 What do you wear on your feet?
A. Hat
B. Gloves
C. Shoes
D. Belt
答案:C
30 His favorite game is ________.
31 The spider spins a _______ (蜘蛛织了一个_______).
32 The chemical formula for calcium sulfate is _______.
33 What is the currency used in the United States?
A. Euro
B. Yen
C. Dollar
D. Pound
34 The playground is ________.
35 This girl, ______ (这个女孩), is a fantastic swimmer.
36 The unit of measure for chemical concentration is ______ per liter.
37 I want to grow a ________ that attracts hummingbirds.
38 The restaurant serves _____ (breakfast/lunch).
39 I have a special ______ (笔) that changes color when I write.
40 A spider has __________ legs.
41 What color is a ripe banana?
A. Green
B. Yellow
C. Red
D. Brown
42 Which instrument has keys and is played by pressing down on them?
A. Guitar
B. Drum
C. Piano
D. Violin
答案: C
43 I like to _______ on weekends.
44 The __________ (历史的回顾) informs contemporary issues.
45 A ________ (森林) is full of different plants.
46 The __________ (社会影响) shape opinions.
47 What do you call a person who plays a string instrument?
A. Violinist
B. Cellist
C. Bassist
D. All of the above
答案:D
48 Which of these is a type of weather?
A. Happy
B. Rain
C. Fast
D. Bright
49 A ________ (花坛) is often found in parks.
50 What is the main ingredient in pancakes?
A. Flour
B. Sugar
C. Milk
D. Eggs
答案:A
51 The _____ (chickpea) plant is a legume.
52 The __________ (田野) are green in the spring.
53 The __________ were known for their impressive architecture in ancient times. (古埃及人)
54 The ancient Egyptians worshipped gods like ______ (拉) and ______ (伊西斯).
55 The main language spoken in Brazil is ________ (巴西主要讲的语言是________).
56 A hamster is a popular ______ (宠物).
57 What is the main ingredient in mashed potatoes?
A. Rice
B. Potato
C. Corn
D. Bean
答案:B
58 The concept of a multiverse suggests there may be multiple ______.
59 My ________ (玩具名称) is a wonderful companion.
60 A ______ (有机农业) promotes healthier ecosystems.
61 A telescope helps astronomers study distant ______.
62 How many hours are in a day?
A. 12
B. 24
C. 48
D. 36
答案:B
63 I have a plant that thrives in _____ sunlight.
64 How many zeros are in one hundred?
A. 1
B. 2
C. 3
D. 4
65 My _______ (宠物) rabbit loves to dig in the garden.
66 What is the sum of 2 + 3?
A. 4
B. 5
C. 6
D. 7
答案:B
67 A _______ is a device that can convert energy from one form to another.
68 The chemical symbol for arsenic is __________.
69 The chemical symbol for tin is ______.
70 The shape of leaves can help identify different ______. (叶子的形状可以帮助识别不同的植物。

)
71 What is the main language spoken in the United States?
A. Spanish
B. French
C. English
D. German
答案:C
72 The ________ is a popular flower in gardens.
73 小鲸鱼) swims gracefully in the ocean. The ___
74 My brother wants a ______ (小狗) for his birthday.
75 The __________ is known for its unique geological features. (黄石公园)
76 The library has many ________.
77 The _____ (植物行为观察) can inform conservation strategies.
78 A ____ is a playful animal that loves to jump and run.
79 A ______ (蜘蛛) spins webs to catch insects.
80 What is the name of the famous artist known for his "The Kiss"?
A. Gustav Klimt
B. Edvard Munch
C. Henri Matisse
D. Pablo Picasso
答案: A
81 I saw a ________ flying in the sky today.
82 In a reaction, the enthalpy change can indicate whether heat is absorbed or _____.
83 My friend is very ________.
84 Stars are made of ______ and helium.
85 The artist, ______ (艺术家), creates sculptures from clay.
86 What do we call a large area covered with grass?
A. Lawn
B. Forest
C. Desert
D. Mountain
87 My dad is a ________ driver.
88 An animal that eats only plants is called a __________.
89 What do you call a person who plays a musical instrument?
A. Musician
B. Painter
C. Writer
D. Actor
答案:A
90 I enjoy playing ________ (动词) games with my toys. It helps me understand teamwork.
91 The _______ of sound can travel through different mediums at different speeds.
92 My ________ (玩具名) can ________ (动词) different sounds. It makes me feel
________ (形容词) when I play with it. I also have a ________ (玩具名) that can
________ (动词) really fast!
93 My friend has a pet _____ (鹌鹑).
94 The __________ were known for their contributions to literature. (莎士比亚的同时代人)
95 I like to bake ______ (蛋糕) for my friends’ birthdays.
96 What do we call the process by which plants make their food?
A. Digestion
B. Photosynthesis
C. Respiration
D. Fermentation
97 My friend has a rich __________ (想象力).
98 The __________ is composed of various layers of rock and soil.
99 What is the term for the fear of heights?
A. Claustrophobia
B. Acrophobia
C. Agoraphobia
D. Nyctophobia
答案:B
100 ssance was a time of artistic and scientific _____. The Rena。