人教版必修一Unit 1 friendship grammar课时作业 (4).docx

unit 1 friendship 课时作业grammar例： when first _ to the market, the computer software was not a success due to its complexity in operation.a. introducing b. being introducedc. introduced d. to be introduced 【参考答案】c【拓展延伸】省略从句的主语和be之后，状语从句的剩余部分的形式：1. 连词+形容词2. 连词+名词3. 连词+现在分词4. 连词+过去分词5. 连词+不定式6. 连词+介词短语1. who should be responsible for the accident?the boss, not the workers. they just carried out the order_.a. as told b. as are told c. as telling d. as they told2. we all know that, _, the situation will get worse.a. not if dealt carefully with b. if not carefully dealt withc. if dealt not carefully with d. not if carefully dealt with3. every evening after dinner, if not_ from work, i will spend some time walking my dog.a. being tiredb. tiring c. tired d. to be tired 4. while walked in hyde park one morning, i found an id card of a frenchman on the ground.(单句改错) 2. b 【解析】此题考查省略句式。that后跟宾语从句，宾语从句中含有一个主从句，if从句使用了省略句式，完整的形式应为if it is not carefully dealt with，it指代主句中的situation。3. c 【解析】考查省略句式。在if引导的条件状语从句中，从句补充完整后应为if am not tired from work，根据状语从句省略的原则，所以答案选c。剩余部分为连词+形容词。4. walked改为walking 【解析】考查状语从句的省略。在状语从句中，如果主从句主语一致，从句中含有be动词的某种形式，从句的主语和be动词可省略。本句中i 与walk为主动关系，故将walked改为walking。while walking补充完整为while i was walking。(2015湖南)video games can be a poor influence if _ in the wrong hands.a. to leaveb. leavingc. leaved. left【参考答案】d【名师点睛】1. 状语从句中的省略规则：当从句的主语和主句的主语一致(或者从句的主语为it)，且从句的谓语中包含be动词的某种形式，如be doing, be done, be to do,be+adj.等，在此种情况下可以省去从句的主语和be动词，保留be动词之后的部分，被保留部分常为现在分词、过去分词、不定式、形容词等。2. 常见的存在省略的状语从句：(1)when, while, as, until引导的时间状语从句。(2)if, unless, once引导的条件状语从句。(3)though, although, even if, even though引导的让步状语从句。(4)as though, as if, as引导的方式状语从句。(5)than引导的比较状语从句。1. (2016浙江)had the governments and scientists not worked together, aids-related deaths _ since their highest in 2005.a. had not fallenb. would not fallc. did not falld. would not have fallen2. (2015江苏)it is so cold that you cant go outside _ fully covered in thick clothes.a. ifb. unlessc. onced. when3. i hate talking with that guy. look, he is coming. what should i do? dont speak until_.a. speaking b. spoken toc. spoken d. speaking to 4. i wonder why you wont do it as_. its the third time you have done so. a. told to b. be toldc. told you d. you told 5. mr. black, _ born in kentucky, lived and practiced law in missouri. a. was b. he wasc. although d. who he was 6. he broke his legs while _. a. riding b. ridec. was riding d. rode 1. d 【解析】句意：如果政府和科学家不共同努力，与艾滋病相关的死亡人数就不会从2005年的最高点下降。使用虚拟语气，if条件句用的had done，而且省略if，将had提前，主句用would have done表示对过去情况的虚拟。故选d。 3. b 【解析】答句句意：别说话，直到你被搭话。状语从句的省略形式，其完整句子是dont sp