听第5段对话，回答第10、11小题。
()10. What does the girl want to do?
A. Collect rocks.
B. Look at the sea.
C. Take pictures.
()11. How many rocks can the girl take at most?
A. Two.
B. Three.
C. Five.

10. A 11. B

听第6段对话，回答第12、13小题。
()12. What are they looking at?
A. A model of a plane.
B. A model of a satellite.
C. A model of a rocket.
()13. What can satellites help us do?
A. Know more about space.
B. Make more rockets.
C. Build a big spaceship.

12. C 13. A

听第7段对话，回答第14、15小题。
()14. What is the boy looking at?
A. The Moon.
B. Stars.
C. The night sky.
()15. What can satellites help with?
A. Driving cars.
B. Cooking food.
C. Sending out signals.
第三节 听下面短文，根据你所听到的内容，完成以下表格，每空填一词。（短文读三遍）
The Earth — Our Only Home Planet
Information | Detail
--- | ---
Distance from the Sun | About 16. million kilometers.
Temperature | Neither too 17. nor too cold.
What cover most of the surface | Big 18. .
Parts of land | High 19. , deep valleys, and big deserts.
Why to protect the Earth | Get air, water, and 20. from the Earth.

14. C 15. C 16. 150 17. hot 18. oceans 19. mountains 20. food

二、完形填空
I watched a film about Mars last night. It shows people live on Mars. It's so amazing.

Mars is very beautiful. It looks like a red and orange ball. You can tell which planet is Mars it's bright red in the night sky. Mars is much than Earth. The temperature is about minus 63 degrees Celsius most of the time. In the film, people build special houses on Mars. These houses can give people and are strong enough to protect them from the cold and thin air on Mars. When they go outside, they special clothes. The clothes can help them breathe (呼吸) and keep them .
The gravity (重力) on the surface of Mars is about 40% as strong as it is on Earth. So an 80-kilo person on Earth weighs (重量为……) about kilos on Mars. As a result, it's hard for people to around on Mars. So people travel by special vehicles (交通工具).
Living on Mars will be full of . Scientists are still searching for more information Mars. Can people really live on Mars one day?
()21. A. how B. why C. when
()22. A. if B. until C. because
()23. A. bigger B. colder C. farther
()24. A. heat B. food C. water
()25. A. buy B. make C. wear
()26. A. warm B. thin C. active
()27. A. 32 B. 48 C. 112
()28. A. fly B. walk
C. jump
()29. A. power B. objects
C. challenges
()30. A. for B. about C. from

21. A 22. C 23. B 24. A 25. C 26. A 27. A 28. B 29. C 30. B

【分析】
先通读全文，明确文章主题是介绍火星生活的科普类短文，结合语境、词汇辨析、语法知识及科普常识逐个分析题目：21题考查疑问词，需表达“人们在火星生活的方式”；22题考查连词，需体现“认出火星”的原因；23题考查形容词比较级，结合后文温度信息判断；24题考查名词，结合特殊房子的功能判断；25题考查动词，搭配“衣服”的动作；26题考查形容词，结合衣服的保暖作用；27题考查数词计算，根据火星重力与地球的比例计算；28题考查动词，结合重力小的影响；29题考查名词，结合火星生活的特点；30题考查介词，搭配“关于火星的信息”。
【解析】
21. 句意为“它展示了人们如何在火星生活”，how表示方式，符合语境，故选A。
22. 句意为“你能认出火星，因为它在夜空中是亮红色的”，此处表原因，用because，故选C。
23. 后文提到火星温度约零下63摄氏度，说明火星比地球更冷，colder符合，故选B。
24. 特殊房子要抵御寒冷，因此能提供热量heat，故选A。
25. 外出时要“穿”特殊衣服，wear符合搭配，故选C。
26. 衣服的作用是帮助呼吸并保暖，keep warm为固定搭配，故选A。
27. 火星重力是地球的40%，80×40%=32，故选A。
28. 火星重力小，走路困难，walk符合语境，故选B。
29. 火星生活面临诸多困难，充满挑战challenges，故选C。
30. “关于火星的信息”用介词about，故选B。
【答案】
21.A 22.C 23.B 24.A 25.C 26.A 27.A 28.B 29.C 30.B
【知识点】
完形填空解题、词汇辨析、数词计算
【点评】
本文围绕火星生活展开，结合科普常识考查学生对词汇、连词、数词的运用能力，需结合语境分析，难度适中，适合初中阶段学生练习。
【难度系数】
0.5