非谓语动词不定式第一节 简化版 14PPT.pptxVIP

课程内容 （学习逻辑主语的概念;to do 一般式；进行式；完成式；相关练习） ;不定式（infinitive）;一：不定式一般式 1.主动形式 to do 被动形式 to be done 2.不定式一般式所表示的动作通常与谓语所表示的动作或状态同时（或几乎同时） 发生，或在它之后发生。;It is not unusual for workers in that region ________(to pay/to be paid) on time. In fact it is a hard job for the police ______(to keep/to be kept) order in an important football match. Mr Johnson preferred ________ (to give/ to be given) heavier work to do. The chairman thought it necessary______ (to invite /to be invited) Professor Smith to speak at the meeting. The meeting______(to hold/ to be held) next week is of great importance. No one wants ___(to laugh at /to be laughed at) in public places. ;It is not unusual for workers in that region ________(to pay/to be paid) on time. In fact it is a hard job for the police ______(to keep/to be kept) order in an important football match. Mr Johnson preferred ________ (to give/ to be given) heavier work to do. The chairman thought it necessary______ (to invite /to be invited) Professor Smith to speak at the meeting. The meeting______(to hold/ to be held) next week is of great importance. No one wants ___(to laugh at /to be laughed at) in public places. ;二：不定式进行式 1. to be doing 2.不定式进行式所表示的动作正在进行，与谓语动作同时发生。;三：不定式完成式 1. 主动式 to have done 被动式 to have been done 2.不定式完成式所表示的动作已完成或者发生在谓语动作所表示的动作之前。;四：不定式的否定式通常是在不定式符号（to）前面加not ,never。;一般式; 练习; 练习;课堂小结;课后作业;下课了，期待再见！