资源简介

参考答案
一、中文提示填空
题号 答案
1 launch
2 maintain
3 difficult / hard
4 cooperate
5 unmanned
二、句意填空
题号 答案
6 set foot on
7 tied
8 survey / explore
9 on
10 cancelled
三、词形变化
题号 答案
11 geologist
12 completely
13 cooperation
14 operation
15 mysterious
四、词组选择题解析
选择题（一）答案：
空格 答案
(16) fall asleep
(17) cooperate with
(18) In case
(19) set foot on
(20) on board
选择题（二）答案：
空格 答案
(21) Having set foot on
(22) cooperate with
(23) fall asleep
(24) In case
(25) go beyond
选择题（三）答案：
空格 答案
(26) cooperate with
(27) fall asleep
(28) on board
(29) in case
(30) set foot onUnit 6 Beyond Earth 配套练习
一、根据中文提示，完成句子（5题）
Many countries are planning to ____________________ (发射) more satellites into space.
The astronauts need to ____________________ (保持) their physical health during the mission.
It is ____________________ (困难的) to fall asleep in a weightless environment.
We should ____________________ (合作) with other countries to explore space.
The ____________________ (无人操作的) spacecraft has sent back many valuable pictures.
二、根据句意，完成句子（无提示，5题）
Humans have already ____________________ the moon and are planning to go further.
The astronauts have to be ____________________ down so they don't float away.
The Xuntian telescope will be sent to space to ____________________ the universe.
All the passengers must be ____________________ board before the rocket launches.
The mission had to be ____________________ because of bad weather conditions.
三、根据英文提示，进行词形变化填空（5题）
The ____________________ (geology) studied the rocks brought back from the moon.
The spacecraft is ____________________ (complete) under control of the ground station.
With international ____________________ (cooperate), space exploration has developed rapidly.
The ____________________ (operate) of this new rover requires special training.
The ____________________ (mystery) signals from deep space attracted scientists' attention.
四、词组选择题（一）
备选词组（请选用适当形式填入下文空格中）：
A. fall asleep B. set foot on C. cooperate with D. in case E. on board
短文：
Space travel is not as easy as it seems. Astronauts find it hard to (16) ____________________ in a weightless environment. They need to (17) ____________________ each other to complete different tasks. (18) ____________________ of emergency, they must stay calm. When they finally (19) ____________________ a new planet, they will feel very excited. Everything taken (20) ____________________ the spacecraft must be carefully checked.
词组选择题（二）
备选词组（请选用适当形式填入下文空格中）：
A. fall asleep B. set foot on C. cooperate with D. in case E. go beyond
短文：
Human beings have always dreamed of going beyond Earth. (21) ____________________ the moon, we are now planning to explore Mars. Scientists (22) ____________________ each other to share knowledge and resources. Astronauts are trained to (23) ____________________ quickly even in noisy environments. (24) ____________________ something goes wrong, there is always a backup plan. Every step we take helps us (25) ____________________ what we have already achieved.
词组选择题（三）
备选词组（请选用适当形式填入下文空格中）：
A. cooperate with B. set foot on C. on board D. fall asleep E. in case
短文：
Before a space mission, astronauts receive months of training. They learn how to (26) ____________________ their team members during difficult tasks. They also practise how to (27) ____________________ in sleeping bags that are tied to the wall. When the rocket launches, all equipment (28) ____________________ must be secured. The astronauts carry extra supplies (29) ____________________ they need them. Their greatest dream is to (30) ____________________ Mars one day.

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