第三册：培养技能 · 单元 1 复习与自测 · 第1–11课
单元导读 · 单元语法总结 · 单元单词与短语 · 单元复习与自测
先独立作答，再展开答案。下列原创题从相应课时选取，覆盖本范围每一课；错题请回到课时讲解解释错误原因，再替换一个条件重做。
第三册：培养技能 · 单元 1 复习与自测
单元导读 · 单元语法总结 · 单元单词与短语 · 单元复习与自测
先独立作答，再展开答案。下列原创题从相应课时选取，覆盖本范围每一课；错题请回到课时讲解解释错误原因，再替换一个条件重做。
Lesson 1 · 定语从句与证据限定
阅读材料（本站原创）： The tracks that we found near the gate may belong to a large dog.
练习 1
把例句中的 that 省略，句子还成立吗？
参考答案与解析
答案： 成立。
解析： that 在关系从句中作 found 的宾语。
表达迁移： 用三句英语写一次尚未证实的校园动物目击报告，必须区分证据和推测。
表达参考与点评
A student noticed fresh tracks behind the library. The camera that faces the garden recorded a shadow. It may have been a fox, but we need clearer evidence.
noticed 和 recorded 报告观察结果；may 和 but 给结论保留边界。
Lesson 2 · 过去进行时与突发事件
阅读材料（本站原创）： I was checking the clock when a loose screw fell onto the floor.
练习 1
填空：We ___ dinner when the bell rang.（were having/had had）
参考答案与解析
答案： were having
解析： 本题强调铃响时正在吃饭。
表达迁移： 写三句维修中的意外，先给持续背景，再给突发事件，最后给结果。
表达参考与点评
Nora was cleaning an old alarm clock. A tiny spring suddenly flew across the desk. She found it inside an empty cup.
进行时设置场景，两个一般过去时动词按顺序推进故事。
Lesson 3 · 过去完成时的时间参照
阅读材料（本站原创）： By the time the team reached the chamber, water had damaged several paintings.
练习 1
例句中先发生的是到达还是损坏？
参考答案与解析
答案： 损坏。
解析： had damaged 位于 reached 之前。
表达迁移： 用三句介绍一个虚构发现，清楚标出发现前的损坏与现在的保管安排。
表达参考与点评
Researchers uncovered a painted bowl last month. Soil pressure had cracked its base before they arrived. The museum now keeps the fragments in a protective case.
过去时报告发现，过去完成时回溯损坏，现在时描述当前保存状态。
Lesson 4 · used to 与过去习惯
阅读材料（本站原创）： Leo used to hide his work clothes, but now he talks openly about his job.
练习 1
把例句的 hide 改成否定过去习惯。
参考答案与解析
答案： Leo didn't use to hide his work clothes.
解析： didn't 后 use 保持原形。
表达迁移： 描述一个人对职业看法的变化，包含过去习惯、转折原因和现在的态度。
表达参考与点评
Mia used to avoid questions about her cleaning job. A grateful customer changed her view of the work. She now introduces herself with confidence.
用具体事件解释态度变化，避免只贴性格标签。
Lesson 5 · 间接疑问句的陈述语序
阅读材料（本站原创）： The editor asked how many households the survey had covered.
练习 1
改写：She asked, “Is the figure final?”
参考答案与解析
答案： She asked whether the figure was final.
解析： 一般疑问转述用 whether，语序为主语加谓语。
表达迁移： 写一段核实活动人数的编辑记录，包含一个间接疑问句和一次更正。
表达参考与点评
I asked whether the total included volunteers. The organizer said that it did. We changed the headline to distinguish guests from staff.
whether 引出核实问题；最后一句说明核实如何影响报道。
Lesson 6 · 一般过去时的被动语态
阅读材料（本站原创）： Two display cases were damaged before the alarm was raised.
练习 1
把 Someone broke the glass 改为被动，省略行为人。
参考答案与解析
答案： The glass was broken.
解析： glass 作主语，break 的过去分词为 broken。
表达迁移： 写三句虚构店铺事件记录，只陈述观察到的事实，不猜测嫌疑人身份。
表达参考与点评
A loud crash was heard at noon. One cabinet was found open near the entrance. Staff checked the camera recordings later that day.
前两句聚焦所听所见，末句主动说明工作人员的后续行动。
Lesson 7 · 可数与不可数名词
阅读材料（本站原创）： Several fragments were missing, but most of the printed number was still visible.
练习 1
选择：There was ___ damage.（much/many）
参考答案与解析
答案： much
解析： damage 表示损坏时通常不可数。
表达迁移： 为受损物品写三句检查记录，交代数量、损坏和可识别特征。
表达参考与点评
We received four torn tickets. One ticket had lost its upper corner. The date remained clear on all four.
four 与 all four 准确对应，单数 ticket 的局部损坏没有被夸大成全部无法识别。
Lesson 8 · 地点介词与移动路径
阅读材料（本站原创）： A narrow path runs through the forest and ends at the old gate.
练习 1
填空：We walked ___ the bridge from one bank to the other.（across/inside）
参考答案与解析
答案： across
解析： 明确从桥一端到另一端。
表达迁移： 用三句为第一次来访的人描述山中图书馆的位置和路线。
表达参考与点评
The library stands above a small lake. A stone path leads through the pine trees. Visitors leave their cars at the lower gate and walk uphill.
三个地点短语依次建立位置、路径和起点，读者可以据此形成路线图。
Lesson 9 · 比较级与比较对象一致
阅读材料（本站原创）： The second ramp was slightly steeper than the first, so the cart moved faster.
练习 1
填空：This surface is ___ smoother.（much/very）
参考答案与解析
答案： much
解析： much 可以修饰比较级。
表达迁移： 写三句比较两次纸飞机测试，说明条件与结果，不把单次结果说成定律。
表达参考与点评
The blue plane travelled farther than the red one in our first test. Its wings were also wider. We need more trials before drawing a conclusion.
用 in our first test 限定范围，最后一句明确证据不足。
Lesson 10 · 过去反事实条件句
阅读材料（本站原创）： If the crew had received the warning earlier, they might have changed course.
练习 1
例句断言改变航向一定能发生吗？
参考答案与解析
答案： 没有。
解析： might 表示不确定的可能结果。
表达迁移： 为一次虚构划船延误写三句回顾，包含事实、假设和改进。
表达参考与点评
We noticed the damaged oar after departure. If we had checked it at the dock, we could have replaced it. Next time, we will inspect all the equipment first.
过去事实与反事实分句分开，最后一句给出未来可执行的改进。
Lesson 11 · 转述要求与否定命令
阅读材料（本站原创）： The officer asked me to place the sealed box on the counter.
练习 1
转述：She said to us, “Do not move the bags.”
参考答案与解析
答案： She told us not to move the bags.
解析： 否定命令用 not to do。
表达迁移： 用三句描述一次包裹检查，包含一个要求和一个解释。
表达参考与点评
The clerk asked me to open the outer carton. I explained that the glass bowls were gifts. She checked the label and thanked me for waiting.
要求用 to open，解释用 that 从句，两种转述结构作用不同。
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