A Look and say（看一看，说一说）
1.
2.
3.
参考句型：—How can we keep safe in PE class?
—We should/shouldn’t ...
1.
2.
3.
参考句型：—How can we keep safe in PE class?
—We should/shouldn’t ...
答案：1. —How can we keep safe in PE class?
—We should do warm-up exercises before we run.
2. —How can we keep safe in PE class?
—We shouldn't tie our shoes when we are running.
3. —How can we keep safe in PE class?
—We shouldn't push other students when we run on the playground.
—We should do warm-up exercises before we run.
2. —How can we keep safe in PE class?
—We shouldn't tie our shoes when we are running.
3. —How can we keep safe in PE class?
—We shouldn't push other students when we run on the playground.
解析：
【分析】本题要求结合参考句型，围绕“体育课保持安全”的话题，用should/shouldn’t表达正确的安全行为。解题时需先明确问句是询问安全方法，答句要对应具体场景的安全常识，使用正确的情态动词搭配动作，形成符合要求的对话。
【解析】根据参考句型及体育课安全常识，分别对应三个场景写出问答：1. 跑步前做热身是安全行为，用should；2. 跑步时系鞋带是危险行为，用shouldn’t；3. 操场跑步时推人是危险行为，用shouldn’t，组成完整对话。
【答案】1. —How can we keep safe in PE class?
—We should do warm-up exercises before we run.
2. —How can we keep safe in PE class?
—We shouldn't tie our shoes when we are running.
3. —How can we keep safe in PE class?
—We shouldn't push other students when we run on the playground.
【知识点】英语情景交际、情态动词should/shouldn’t用法、安全话题表达
【点评】本题为基础情景交际题，结合体育课安全的生活场景，考察学生运用目标句型进行口语表达的能力，贴近生活，难度适中。
【难度系数】0.6
【解析】根据参考句型及体育课安全常识，分别对应三个场景写出问答：1. 跑步前做热身是安全行为，用should；2. 跑步时系鞋带是危险行为，用shouldn’t；3. 操场跑步时推人是危险行为，用shouldn’t，组成完整对话。
【答案】1. —How can we keep safe in PE class?
—We should do warm-up exercises before we run.
2. —How can we keep safe in PE class?
—We shouldn't tie our shoes when we are running.
3. —How can we keep safe in PE class?
—We shouldn't push other students when we run on the playground.
【知识点】英语情景交际、情态动词should/shouldn’t用法、安全话题表达
【点评】本题为基础情景交际题，结合体育课安全的生活场景，考察学生运用目标句型进行口语表达的能力，贴近生活，难度适中。
【难度系数】0.6
B Listen and choose（听录音，选出正确的答句）
(
(
(
(
(
A
) 1. A. You should warm up first. B. You should swim fast.(
B
) 2. A. She should sit down. B. She should walk slowly.(
A
) 3. A. He should often do exercise. B. He should get up early.(
A
) 4. A. At nine o’clock. B. They should get up early.答案：1. A 2. B 3. A 4. A
C Look and write（看图，用should或shouldn’t完成句子，每空一词）
1. The boy
2. We
3. He
4. He
1. The boy
shouldn't
push others in the classroom.2. We
should
warm
up
first.3. He
shouldn't
climb
the tree.4. He
shouldn't
jump
from
the stairs.答案：1. shouldn't
2. should warm up
3. shouldn't climb
4. shouldn't jump from
2. should warm up
3. shouldn't climb
4. shouldn't jump from
解析：
【分析】本题要求用should（应该）或shouldn’t（不应该）完成句子，需结合日常行为规范判断每个句子描述的行为是应该做还是不应该做，再填入对应的情态动词及正确的动词短语，注意每空一词。
【解析】1. 教室中推搡他人是不文明、不合适的行为，属于不应该做的事，故填shouldn’t；2. 结合常见场景（如运动前），应先热身，故填should warm up；3. 爬树是危险行为，不应该做，故填shouldn’t climb；4. 从楼梯跳下是危险行为，不应该做，故填shouldn’t jump from。
【答案】1. shouldn't；2. should warm up；3. shouldn't climb；4. shouldn't jump from
【知识点】情态动词should的用法；动词短语搭配
【点评】本题考查情态动词should及其否定形式的运用，结合日常行为常识判断行为合理性，属于基础题型，需学生掌握情态动词的基本用法和常用动词短语。
【难度系数】0.5
【解析】1. 教室中推搡他人是不文明、不合适的行为，属于不应该做的事，故填shouldn’t；2. 结合常见场景（如运动前），应先热身，故填should warm up；3. 爬树是危险行为，不应该做，故填shouldn’t climb；4. 从楼梯跳下是危险行为，不应该做，故填shouldn’t jump from。
【答案】1. shouldn't；2. should warm up；3. shouldn't climb；4. shouldn't jump from
【知识点】情态动词should的用法；动词短语搭配
【点评】本题考查情态动词should及其否定形式的运用，结合日常行为常识判断行为合理性，属于基础题型，需学生掌握情态动词的基本用法和常用动词短语。
【难度系数】0.5