Unit 3 Travel 语法(状语从句)讲解 导学案-2026-2027学年沪外版高中英语必修第一册(新高一)新课预习

Unit3 Travel语法讲解与练习 状语从句精讲与配套练习 状语从句定义：在复合句中作状语，修饰主句的动词、形容词或整句话，用来表示时间、条件、原因、让步、目的、结果等逻辑。 六大核心状语从句精讲 1.时间状语从句（最基础、最高频） 定义：在句中作时间状语,用来修饰主句动作发生的时间,回答“什么时候做某事”。 ① when 当……时候：可接瞬间动词/延续性动词，通用所有时态 例1：When we travel to coastal cities, we enjoy fresh sea wind. （我们去海滨城市旅行时，会享受清新的海风。） 例2：When I arrived at the scenic spot, it began to rain. （我到达景点时，天开始下雨了。） ② while 当……期间:仅接延续性动词（travel、wait、stay、walk）,从句多用进行时 例1：While we were staying in the mountain village, we experienced local customs.（我们在山村停留期间，体验了当地风俗。） 例2：While he was travelling abroad, he took hundreds of photos. （他在国外旅行期间，拍了数百张照片。） ③ as 随着/一边……一边：侧重动作同步进行或状态渐变 例1：As we climbed higher, the scenery became more beautiful. （随着我们越爬越高，风景变得愈发美丽。） 例2：As the trip went on, we became closer. （随着旅途推进，我们变得更加亲近。） ④ before / after 之前/之后：描述动作先后顺序 例1：We checked our luggage carefully before we started our journey. （开启旅程前，我们仔细检查了行李。） 例2：After we visited the old castle, we learned its history. （参观完古堡后，我们了解了它的历史。） ⑤ as soon as 一……就……：动作衔接紧密，即时发生 例：As soon as the train stopped, we got off happily. （火车一停下，我们就开心地下了车。） ⑥ since 自从……：从句过去时，主句多用现在完成时 例：Since I travelled to Guilin, I have fallen in love with natural scenery. （自从去过桂林旅行，我就爱上了自然风光。） ⑦ until / till直到…：肯定句表“动作持续到…”，否定句not...until表“直到…才” 例1：We waited until the guide came back.（我们一直等到导游回来。） 例2：I did not know its beauty until I visited it. （我直到亲自游览，才知晓它的美景。） 核心时态规则（必考）：主句将来时/情态动词/祈使句,从句一般现在时(主将从现） 高频易错点： *while 从句谓语不能使用短暂性动词原形/一般过去时,若while从句使用进行时，则只能搭配延续性动作。 *since从句必用一般过去时。 单元旅行语境例句： I will visit the ancient town when I arrive.（我到达后就去参观古镇。） 易错点：while 后只接延续性动词（stay、travel、wait），不接瞬间动词。 2. 条件状语从句 定义：表示主句动作发生的前提、条件，回答“在什么情况下发生某事”。 核心连词细分 ① if 如果：正面条件，最常用 例1：If the weather remains fine, we will continue our hiking trip. （如果天气持续晴朗，我们将继续徒步之旅。） 例2：You will feel relaxed if you travel to the countryside. （如果你去乡村旅行，会感到身心放松。） ② unless 除非（= if...not）：反面条件，高频考点 例1：We will not cancel the trip unless it rains heavily. （除非下大雨，否则我们不会取消旅行。） 例2：Unless you prepare well, your trip will be full of troubles. （除非你做好准备，否则旅途会充满麻烦。） ③ as long as 只要：表充分条件，写作高分句型 例1：As long as you follow the rules, you can enjoy the trip safely. （只要你遵守规则，就能安全享受旅程。） 例2：You will gain happiness as long as you explore carefully. （只要用心探索，你就能收获快乐。） 三大时态铁律（零出错口诀） 1.主将从现：主句will/shall，从句一般现在时 2.主情从现：主句can/may/must/should，从句一般现在时 3.主祈从现：主句祈使句，从句一般现在时 易错点：条件从句永远不用将来时，绝对不出现will/shall 常用连词：if（如果）, unless（除非=if...not）, as long as（只要） 核心规则：严格遵守主将从现、主情从现、主祈从现 If the weather is fine, we will go hiking.（如果天气好，我们就去徒步旅行。） 3.原因状语从句 定义：用来解释主句动作发生的原因，回答“为什么”。 三大连词层级辨析（考试必考区别） ① because 因为：语气最强，表直接、客观、真实原因,用来回答why提问 例1：We stayed in the hotel because the wind was too strong. （我们待在酒店，因为风太大了。） 例2：I love travelling because it broadens my horizons. （我喜欢旅行，因为它开阔我的眼界。） ② since 既然：语气中等，表已知、显而易见的原因，侧重顺势推导 例1：Since you have free time, why not join our trip? （既然你有空，为何不加入我们的旅行？） 例2：Since we are here, let’s visit the local museum. （既然我们来了，就去参观当地博物馆吧。） ③ as 由于：语气最弱，表附带、次要原因，多用于书面句首 例1：As the traffic was heavy, we arrived a little late. （由于交通拥堵，我们到得稍晚了些。） 例2：As winter comes, many people choose warm scenic spots. （由于冬季来临，很多人选择温暖的景点。） 绝对禁忌（必考改错点）：because/since/ as 绝对不能与so连用（中英句式差异） ❌ 错误：Because it is beautiful, so many people visit it. ✅ 正确：Because it is beautiful, many people visit it. 4. 让步状语从句（改错、单选高频） 定义：表“虽然/尽管”，承认主句事实存在的相反条件,翻译为“尽管……但是……”。 核心连词：though / although（用法完全一致，可互换） 详细用法+例句 例1（一般状态）：Although the trip is tiring, it is extremely meaningful. （虽然旅途疲惫,但极具意义。） 例2（过去经历）：Though we met many difficulties, we finished our journey successfully.（尽管我们遇到了很多困难,仍顺利完成了旅程。） 例3（客观事实）：Although this town is small, it attracts millions of tourists. （这座小镇虽小,却吸引数百万游客。） !!超级必考禁忌 though/although和but绝对不能连用！中文有“虽然…但是”，英文二选一即可。 ❌ 错误：Although it rained, but we still enjoyed the trip. ✅ 正确：Although it rained, we still enjoyed the trip. ✅ 正确：It rained, but we still enjoyed the trip. 拓展考点：even if 即使（表假设让步），适配旅行场景假设 例：Even if the journey is hard, I will never give up. （即使旅途艰辛，我也绝不放弃。） 5. 目的状语从句 定义：表示主句动作发生的目的、初衷，翻译为“为了、以便”。 两大连词用法区分 ① so that 为了：可放句中/句首，口语书面通用，最高频 ② in order that 为了:正式书面用语，多用于写作加分; in order that 可置于句首；so that 一般不放句首 例1（现在时）：We take enough water so that we can keep energetic during the trip.（我们带充足的水，以便在旅途中保持精力充沛。） 例2（过去时）：She got up early so that she could catch the earliest train. （她早起是为了赶上最早的火车。） 例3（书面高分）：In order that we might learn local culture, we talked with local people actively.(为了了解当地文化,我们主动和当地人交流。） 6. 结果状语从句（so...that） 定义：表示主句动作引发的最终结果，翻译为“如此……以至于……”。 核心固定结构：so +形容词/副词+ that +从句 句式拆解：so修饰形容词（beautiful/tiring/charming）或副词（fast/well）,that后接完整句子表结果 例1（形容风景）:The seaside scenery is so amazing that all tourists fall in love with it.（海边风景美不胜收，所有游客都为之沉醉。） 例2（形容体验）：The journey was so tiring that we slept early at night. （旅途太过疲惫，我们晚上早早入睡了。） 例3（形容人文）：The local people are so friendly that we feel at home. （当地人十分友善，让我们感觉宾至如归。） 例4（形容节奏）：Time passes so quickly that we hardly notice it. （时光流逝飞快，我们几乎未曾察觉。） !!易错点：so that 与so...that的区别 *so that表目的（意为：为了、以便） 特点：从句常带有 can /could/will /may 等情态动词 She gets up early so that she can catch the bus. 她早起，为了能赶上公交车。 Speak loudly so that everyone can hear you. 大声说话，以便大家能听见你。 *so…that… 表结果（意为：如此…… 以至于……） 结构：so +形容词/副词+ that从句 He is so tired that he wants to sleep. 他如此疲惫，以至于想要睡觉。 She runs so fast that nobody can follow her. 她跑得如此快，以至于没人能追上她。 【配套专项练习题】 大题一：用所给单词的正确形式填空 1. If it ________ (be) sunny tomorrow, we will start our trip. 2. I will call you as soon as I ________ (arrive) at the scenic spot. 3. He won’t go hiking unless he ________ (finish) his travel plan. 4. When I ________ (travel) abroad last year, I made many new friends. 5. Stay here until the guide ________ (come) back. 6. Although the journey ________ (be) tiring, we enjoyed it very much. 7. We took a taxi so that we ________ (not miss) the flight. 8. Since you ________ (know) the local culture, you can lead the team. 9. The view is so amazing that it ________ (attract) thousands of visitors every year. 10. After we ________ (visit) the museum, we will go to the seaside. 11. If you ________ (prepare) well, you will have a smooth trip. 12. I will keep waiting until you ________ (be) ready. 13. While I ________ (walk) in the ancient street, I saw a traditional show. 14. He didn’t travel much because he ________ (be) busy before. 15. So that we ________ (learn) more about local customs, we read travel books. 16. Unless it ________ (rain), we will camp in the mountain. 17. When winter ________ (come), many tourists will visit this ski resort. 18. Although he ________ (have) little travel experience, he is brave enough. 19. I will buy some gifts before I ________ (leave) the city. 20. The hotel is so comfortable that we ________ (want) to stay longer. 21. As long as you ________ (follow) the guide, you will be safe. 22. She took photos so that she ________ (record) her wonderful trip. 23. Since we ________ (be) here, let’s try the local food. 24. He fell asleep after he ________ (finish) his travel diary. 25. If I ________ (have) time next holiday, I will travel to Yunnan. 26. While they ________ (explore) the forest, they found a beautiful lake. 27. The traffic was so heavy that we ________ (miss) the first bus. 28. You will feel relaxed when you ________ (stay) in the countryside. 29. Although the hotel ________ (look) simple, it is very clean. 30. I will write down my feelings after the trip ________ (end). 大题二：汉译英句子翻译 1. 如果明天天气晴朗，我们就去乡村旅行。 _________________________________________________ 2. 虽然旅途很辛苦，但是我们收获了很多快乐。 _________________________________________________ 3. 我一到达目的地就会给你发消息。 _________________________________________________ 4. 我们早起是为了不错过早班高铁。 _________________________________________________ 5. 因为当地风景优美，每年都有大量游客前来。 _________________________________________________ 6. 只要你做好准备，你的旅行就会很顺利。 _________________________________________________ 7. 这座古镇如此迷人，以至于所有人都流连忘返。 _________________________________________________ 8. 当我们在海边漫步时，我们感到十分放松。 _________________________________________________ 9. 除非下雨，否则我们明天将去爬山。 _________________________________________________ 10. 自从我上次旅行后，我就爱上了出游。 _________________________________________________ Keys 一、单词正确形式填空 1. is 2. arrive 3. finishes 4. was travelling 5. comes 6. was 7. could not miss 8. know 9. attracts 10. visit 11. prepare 12. are 13. was walking 14. was 15. could learn 16. rains 17. comes 18. has 19. leave 20. want 21. follow 22. could record 23. are 24. finished 25. have 26. were exploring 27. missed 28. stay 29. looks 30. ends 二、汉译英 1. If it is sunny tomorrow, we will travel to the countryside. 2. Although the journey is tiring, we gain a lot of happiness. 3. I will send you a message as soon as I arrive at the destination. 4. We got up early so that we would not miss the early high-speed train. 5. Because the local scenery is beautiful, plenty of tourists come here every year. 6. As long as you make good preparations, your trip will be smooth. 7. The ancient town is so charming that all people hate to leave. 8. We felt very relaxed when we walked by the sea. 9. We will climb the mountain tomorrow unless it rains. 10. I have fallen in love with travelling since I travelled last time. 2 / 2 学科网（北京）股份有限公司 $