互动封闭仿真课堂
1、智能交互 2、电子板书式视频教学 3、在线互动问答 4、封闭课堂启发式教学方式
随堂测试、知识梳理、易错点揭示、总结启迪智能错题本
听课中的错题能自动加入错题本,课后可方便复习及导出错题本升级服务
在线答疑、课后同类题练习、讲义下载、短信提醒1. When / While / Though / Unless / If n. / adj. / 现在分词/过去分词……
状语从句有些成分有时可省略,一般是主语和be省略;有时it和be可以省略: He made no answer when (he is) spoken to. /Though (he was) born in Chicago, the author is most famous for his stories about New York. / Come back early if (it is) possible.
[注意]用法详见Chapter 10语法活用“省略和插入语”。
2. Not only / just…but (also) 连接相同的句子成分
Not only the teacher but all the students are going to visit the Science Museum. (连接主语时根据就近原则) / They not only sang but (also) danced for a whole night. / Many people go to see this film not just because the film is interesting, but also the leading actors and actresses are all world famous. / Not only do we learn for our country, but we'll work for her in the future. (连接句子时,not only后的句子要部分倒装)