Unit3知识点-Cross-curricular connection练习 2025-2026学年沪教版七年级英语下册

七年级英语下册Unit3知识点-Cross-curricular connection练习 小试牛刀 A. 用 can 或 can’t 填空 1. Trees __________ sense where “up” and “down” are. 2. Trees __________ feel different temperatures. 3. Trees __________ sense light and colours. 4. Roots __________ grow towards the sound of running water. 5. If a deer eats a tree, the tree __________ find out. 配套练习 A. 单项选择（★） 从A、B、C、D中选择最佳答案。 1. “Trees can sense things with their roots.” 这句话中的 “can” 表示： A. 能力 B. 许可 C. 可能 D. 必须 2. 下列哪个句子描述的是树木的感知能力？ A. Trees drop leaves in autumn. B. Trees can feel different temperatures. C. Trees grow in the forest. D. Trees have roots. 3. “Roots know which way to grow even without light.” 中的 “even without” 意思是： A. 即使有 B. 即使没有 C. 因为有 D. 因为没有 4. “If the sound continues, roots will grow towards it.” 中的 “if” 引导的是： A. 时间状语从句 B. 条件状语从句 C. 原因状语从句 D. 结果状语从句 5. 下列句子中，一般现在时使用正确的是： A. Trees knows when to drop leaves. B. Trees know when to drop leaves. C. Trees are know when to drop leaves. D. Trees knowing when to drop leaves. B. 完成句子（★★） 根据文章内容和语法提示，用正确的动词形式、情态动词或连词完成句子。 1. 过去科学家不知道树木能感知事物，但现在他们正在发现这一点。 In the past, scientists __________ know that trees could sense things, but now they are discovering it. 2. 树木的根总能知道向哪个方向生长，即使地下没有光。 Tree roots always know which way to grow, __________ there is no light underground. 3. 树木能感知温度，知道何时落叶、何时长新叶。 Trees can __________ temperatures. They know when to drop leaves and when to grow new leaves. 4. 如果动物开始啃食一棵树，那棵树能察觉出来。 __________ an animal starts biting a tree, the tree can find out. 5. 树根喜欢流水声，所以它们会慢慢朝着那个方向生长。 Tree roots like the sound of running water, __________ they will slowly grow towards it. C. 补全对话（★★★） 根据文章内容和语法知识，从方框中选择合适的句子完成对话。 A. They can sense where “up” and “down” are. B. Yes, they can feel different temperatures and know when to drop leaves. C. If an animal bites them, they can find out. D. They like the sound of running water and grow towards it. Tom: Can trees sense things? Lucy: Yes. For example, (1) __________ Tom: Do they know when to drop leaves? Lucy: (2) __________ Tom: Can they sense animals? Lucy: (3) __________ Tom: What about sounds? Lucy: (4) __________ D. 拓展思考（★★★） 请根据要求完成以下任务。 Part 1（描述树木的一种感知能力） 用一般现在时写三句话，说明树木如何感知环境（如方向、温度、声音等）。 1. ____________________________________________________________ 2. ____________________________________________________________ 3. ____________________________________________________________ Part 2（使用条件状语从句） 用 if 写两个句子，说明在什么情况下树木会做出某种反应。 4. ____________________________________________________________ 5. ____________________________________________________________ Part 3（综合） 写一段话（至少5句）介绍树木的感知能力。说明它们能感知哪些东西、如何感知、以及这些能力对它们有什么帮助。使用一般现在时、至少一个情态动词和一个条件状语从句。 ____________________________________________________________ ____________________________________________________________ ____________________________________________________________ ____________________________________________________________ ____________________________________________________________ 参考答案与解析 小试牛刀 A 1. can 2. can 3. can 4. can 5. can 配套练习 A 1. A 2. B 3. B 4. B 5. B 配套练习 B 1. didn’t 2. although 3. feel 4. If 5. so 配套练习 C 1. A 2. B 3. C 4. D 配套练习 D（参考示例） 1. Trees can sense where “up” and “down” are, even without light. 2. They can feel different temperatures and know when to grow new leaves. 3. Their roots can sense the sound of running water and grow towards it. 4. If an animal starts eating a tree, the tree will notice and react. 5. If the sound of water continues for a long time, roots will grow towards it. 6. Trees have amazing senses. They can tell up from down even in the dark. They also know when to drop their leaves in autumn and when to grow new ones in spring. If an animal bites them, they can find out. Their roots can hear the sound of running water, so they will grow towards it. Trees can even sense light and colours, so their branches grow towards the sun. Scientists are still learning more about these wonderful abilities. We should respect and protect trees. 1 学科网（北京）股份有限公司 $