小学上册D卷英语第四单元真题试卷
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小学上册英语第四单元真题试卷
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 process of rusting is an example of a __________ reaction.
2. The body of water between Europe and Africa is the __________ Sea.
3. A hydroxide ion has one oxygen and one ______ atom.
4. What do we call the study of the earth?
A. Biology B. Physics C. Geography D. Chemistry
5. The chemical structure of DNA contains ______ bases.
6. The park is very ________.
7. The puppy is ___ (snuggling) with me.
8. The chemical symbol for copper is ____.
9. A plant's green color comes from a substance called __________.
10. Meteor showers occur when Earth passes through a trail of ______.
11. The _______ has many branches and leaves.
12. The ______ (阳光直射) encourages plant growth.
13. What is the capital city of the United States?
A. New York B. Washington, D. C. C. Los Angeles D. Chicago
14. A __________ is a low area that collects water.
15. The __________ is a famous area known for its coastline.
16. A __________ is a geological feature formed by the movement of tectonic plates.
17. The _____ (水果) of the berry plant is very nutritious. 18. What is the opposite of tough?
A. Soft B. Weak C. Fragile D. All of the aboveD
19. A _____ (小马) can be very gentle and friendly. It enjoys being petted. 小马可以非常温顺和友好。它喜欢被抚摸。
20. Chemical reactions are affected by factors such as temperature, concentration, and
______.
21. Many plants have ______ (独特的特征).
22. Sarah is my ______. We play together every day.
23. The chemical formula for lead(II) oxide is _____.
24. The cake is _____ with frosting. (covered)
25. I have fun playing sports with my ____.
26. What do you call a young chicken?
A. Duckling B. Chick C. Calf D. KidB
27. What is the color of a typical blackboard?
A. Green B. Yellow C. Black D. White
28. The ______ is known for her research.
29. The ________ was a notable leader in the advocacy for education.
30. What is the name of the famous American landmark built in 1886?
A. Lincoln Memorial B. Statue of Liberty C. Empire State Building
D. Washington Monument
31. I love to _______ (ride) my bike.
32. What do we call the distance around a circle?
A. Area B. Diameter C. Circumference D. RadiusC
33. My sister is a great __________. (歌手)
34. What do you call the area of land that is surrounded by water?
A. Island B. Peninsula C. Coast D. BayA 35. The chemical formula for ammonium chloride is ______.
36. I like eating ______ (苹果) because they are crunchy and ______ (健康).
37. 连词成句。
38. The ______ helps us learn about math.
39. An ecosystem includes living and non-living ______.
40. Oxidation is a reaction involving the loss of _____.
41. The invention of the microscope advanced the field of _____.
42. The pelican's pouch is used to store ______ (鱼).
43. What do you need to write on a chalkboard? A. Marker B. Chalk C. Pencil D. PenB
44. The weather is _____ today. (nice)
45. The chemical formula for glucose is ________.
46. The weather is _____ (nice/bad) today.
47. The ______ (生态平衡) depends on plants.
48. Ladybugs are often red with ________________ (黑点).
49. Gravity is the force that pulls objects ______.
50. The stars are ___ (shining) at night.
51. The ______ (植物的生态影响) is profound.
52. What is the name of the holiday celebrated on the last day of the year?
A. Christmas B. Thanksgiving C. New Year's Eve D. Independence
DayC
53. What do we call a young dog?
A. Kitten B. Puppy C. Cub D. FoalB
54. A frog can croak and ______.
55. The symbol for phosphorus is _____.
56. What is the capital of the Netherlands?
A. Amsterdam B. Rotterdam C. The Hague D. Utrecht
57. What is the name of the famous American singer known for her song "Like a
Prayer"?
A. Madonna B. Beyoncé C. Lady Gaga D. Ariana GrandeA
58. The stars are _____ (twinkling/shining) in the night sky.
59. The ancient Romans excelled in ________ and cultural contributions.
60. What is the capital of Sweden?
A. Stockholm B. Oslo C. Helsinki D. CopenhagenA Stockholm
61. The _______ of a wave can be visualized using a graph. 62. The _______ (The Great Migration) profoundly changed American demographics.
63. The sun is ________ (灿烂) today.
64. What is the name of the story about a boy who never grows up?
A. Peter Pan B. Harry Potter C. The Little Prince D. Alice in
WonderlandA
65. I enjoy _____ (看电影) at the theater.
66. My brother is really into ____ (science) experiments.
67. The __________ (历史的文化表达) enhances understanding.
68. What do you call a story about someone's life?
A. Fiction B. Biography C. Novel D. FantasyB
69. What is the name of the famous waterfall in Venezuela?