Unit 5 Period 4 Discovering Useful Structures [语法精练]-2022-2023学年高一新教材英语必修第一册【步步高】学习笔记（人教版）

Period 4　Discovering Useful Structures [语法精练] 一、《知识必备手册》 P61　Section 3 语法精讲 二、语法感悟 Ⅰ.感知以下句子，完成下面的小题 1．There are many reasons why this has been possible，but one of the main factors has been the Chinese writing system. 2．It dates back several thousand years to the use of longgu—animal bones and shells on which symbols were carved by ancient Chinese people. 3．Over the years，the system developed into different forms，as it was a time when people were divided geographically，leading to many varieties of dialects and characters. 4．Emperor Qinshihuang united the seven major states into one unified country where the Chinese writing system began to develop in one direction. 5．Written Chinese has also become an important means by which China’s present is connected with its past. Ⅱ.根据以上句子，完成下列练习 1．关系副词where在定语从句中作地点状语(句4)。 2．关系副词when在定语从句中作时间状语(句3)。 3．关系副词why在定语从句中作原因状语(句1)。 4．“介词＋which”在定语从句中作状语(句2、5)。 Ⅰ.单句语法填空 1．Do you still remember the day when we took the first aid course? 2．I don’t know the reason why the athlete gave up halfway through the competition. 3．This is the place where the famous headmaster delivered a speech. 4．Have you heard of the flood which our teacher referred to? 5．This is the farm on which my father grows fruit and vegetables. 6．This is the athlete from whom we have learnt a lot. 7．I’ll never forget the day which/that I spent with my cousins in the mountains. 8．The reason that/which he explained at the meeting was not reasonable. 9．We have entered into an age when dreams have the best chance of coming true. 10．Creating an atmosphere where employees feel part of a team is of great importance. Ⅱ.把下列句子合并为定语从句 1．This is the humorous guy.I often talk about him with you. →This is the humorous guy about whom I often talk with you. 2．I will show you the book.In the book I found the answer. →I will show you the book in which/where I found the answer. 3．There came a day.The rain fell at last then. →There came a day when the rain fell at last. 4．There are forty stu