《2025年金版新学案高中英语选择性必修第二册北师大版》

Ⅱ. 典型句式讲透
句型公式：状语从句的省略
(教材原句)When first introduced in Japan in 1999, emojis were limited to 176 simple designs.
1999 年，日本首次推出表情符号，当时只有 176 个简单的图案。
补全句子/句式升级
状语从句的省略条件：
(1)when, while, though, even if, unless, if, as if 等引导的状语从句中的主语与主句主语一致或从句主语为 it；
(2)状语从句谓语中含有 be 动词；
(3)状语从句省略的形式：省略从句中的主语和 be 动词。
① More importantly, never stick your chopsticks in the rice bowl. Lay them on your dish If necessary(如果有必要).(应用文写作之传统文化)
② If possible(如果有可能), try to go to bed and wake up at the same time every day.(应用文写作之建议信)
③ While I was walking back home with an excited mind, I conceived many plans about how to dispose of it.
→ While walking back home with an excited mind, I conceived many plans about how to dispose of it.(状语从句的省略)

答案： ①If necessary ②If possible ③While walking back home with an excited mind

知识点 1 过去进行时的被动语态的构成
1.肯定句式：主语＋was/were＋being＋过去分词
Another bridge was being built over the Yangtze River then.
那时长江上正在建造另一座桥。
2.否定句式：主语＋was/were not＋being＋过去分词
The plan was not being carried out well this time last year.
去年这个时候那个计划进展不顺利。
3.一般疑问句式：Was/Were(not)＋主语＋being＋过去分词？
Was a new library being put up in their school just then?
他们学校当时正在建一座新图书馆吗？
4.特殊疑问句式：特殊疑问词＋was/were(not)＋主语＋being＋过去分词？
Why was the boy being punished then?
当时那个男孩为什么被处罚？
[巧学活用 1]——补全句子
(1)He was being interviewed(正在被接受面试)by our director yesterday afternoon.
(2)Was the TV set being fixed(电视机正在被修理吗)this time yesterday？

答案： 巧学活用1
(1)was being interviewed
(2)Was the TV set being fixed