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、短信提醒原则七、be -ed 介词结构常可把be去掉保留-ed 介词做状语
例13Michael’s new house is like a huge palace, ______with his old one.
A. comparing B. compares C. to compare D. compared
解析:“和。。。相比较”结构为be compared with,现在做句子的状语,所以只保留非谓语动词,把动词be去掉,答案为D。
例14 _______ with a difficult situation, Arnold decided to ask his boss for advice.
A. To face B. Having faced C. Faced D. Facing
解析:“面对”结构为be faced with, 现在做句子的状语,所以只保留非谓语动词,把动词be去掉,答案为C。