be under + 名词用法小结 课件-2027届高三英语一轮复习专项

该高中英语高考复习课件聚焦“be under + 名词”固定结构，对接高考写作对地道、高级表达的考查要求，按语义分“正在进行中”“压力影响下”等五类梳理19个核心短语，归纳写作常考语境，体现高考备考的针对性和实用性。 课件亮点在于“分类讲解+高考例句+分层训练”模式，如通过同义句改写练习将被动句转换为该结构，培养学生语言能力和思维品质，帮助掌握写作高级表达技巧，教师可据此系统教学，助力学生提升写作得分率，实现高效备考。

be under + 名词 1 “be under + 名词”是一类非常地道、非常适合高考写作的固定结构，用来表示“正在……之中”“处于……状态”。掌握它们能让你的作文更自然、更高级。下面按语义分类整理，并附上可直接套用的高考风格例句。 2 一、表示“正在进行中” 1.be under construction 正在建设中 例：A new library is under construction in our school, which will be open to students next year. 2.be under repair 正在修理中 例：The bridge is under repair, so we have to take an alternative route. 3.be under investigation 正在调查中 例：The case is still under investigation, and the police have not released any details yet. 3 4.be under review 正在审查中 例：The policy is under review, and changes may be made soon. 5.be under discussion 正在讨论中 例：Several new measures are under discussion to improve students’ mental health. 6.be under development 正在开发中 例：A new app is under development to help students manage their study time. 7.be under consideration 正在考虑中 例：Your suggestion is under consideration, and we will give you a reply soon. 4 二、表示“处于某种压力、影响或威胁下” 1.be under pressure 处于压力之下 例：Many teenagers are under great pressure to perform well in exams. 2.be under stress 处于紧张状态 例：She has been under stress recently due to heavy workload. 3.be under the influence of… 受……影响 例：Teenagers are easily under the influence of social media. 5 4.be under threat 受到威胁 例：The environment is under threat, and immediate action is needed. 5.be under attack 遭到攻击 例：The city was under attack, and people were forced to leave their homes. 6.be under fire 遭到批评 例：The school was under fire for its new policy on homework. 7.be under control 处于控制之中 例：Thanks to the teacher’s efforts, the situation is finally under control. 6 三、表示“处于治疗、观察或保护中” 1.be under treatment 正在接受治疗 例：He is under treatment in hospital and is expected to recover soon. 2.be under medical care 正在接受医疗护理 例：The injured player is under medical care and will miss the next match. 3.be under observation 正在被观察 例：The patient is under observation, and doctors are closely monitoring his condition. 4.be under protection 受到保护 例：The rare animals are under protection, and hunting them is strictly forbidden. 7 四、表示“低于……（年龄、数量、标准）” 1.be under age 未成年 例：You are still under age and cannot sign the contract. 2.be under 18  未满18岁 例：Children under 18 are not allowed to enter the club. 3.be under the limit 低于限制 例：The noise level is under the limit, so it is acceptable. 8 五、其他常见固定表达 1.be under no obligation 没有义务 例：You are under no obligation to accept this offer. 2.be under the impression that… 误以为…… 例：I was under the impression that the meeting was at 3 p.m. 3.be under a spell 被迷住 例：She was under the spell of the beautiful music. 9 练习一：用 be under + 名词 结构填空 1.The new bridge ______ ________ ______________ (正在建设中).   2.Many teenagers ______ ________ ___________ (处于压力之下).   3.The case ______ _________ _______________ (正在调查中). 4.The patient ______ _________ ______________ (正在接受治疗).  5.The city ______ ________ _________ (受到威胁) due to pollution.   is under threat is under construction   are under pressure   is under investigation   is under treatment 10 练习二：翻译句子（用 be under + 名词） 1.学校的新食堂正在建设中。   2.他因健康问题正在接受治疗。   3.这个计划正在讨论中。   4.许多学生因为作业太多而处于压力之下。  5.这些珍稀动物正受到保护。 The new canteen of our school is under construction.   He is under treatment for health problems. The plan is under discussion.   Many students are under pressure because of too much homework.   The rare animals are under protection now. 11 练习三：同义句改写 1. The rules are being made by the school. → The rules ___________________ by the school. 2. The matter is being investigated by the authorities. → The matter ___________________ by the authorities. 3. The injured dog is being treated by the doctor. → The injured dog __________________ by the doctor. 4. The report is being reviewed by the manager. → The report _______________by the manager. 5. The new library is being constructed in our city. → The new library ___________________ in our city.    is under construction are under discussion is under investigation is under treatment  is under review 12 THANK YOU 谢谢观看 13 酷我音乐 安妮的仙境 背景音乐之旅·静谧之曲 Bandari $