He said by the end of next month, he ____ (finish) English reviewing. John had thought the plane _________(leave) by the time he arrived.
2、语态: 在把握好时态的基础上应当不成问题。Be的各种时态 ＋ 过去分词
Riding my bicycle home from school,___ as I went around the corner. A. a car hit me B. it was struck by a car C. I was struck by a car D. it hit a car An atom may be thought of ____________ of a nucleus and electrons. A. to make up B. to be made up 来源：www.examda.com C. as made up D. as being made up
3、虚拟语气：后退一个时态
1真实条件与虚拟条件；If I were you, If the sun rose from the west 2现在虚拟与过去虚拟的差别 3 暗含虚拟语气的条件 4 带从句的虚拟结构 If he had sent the watch to the fix-it shop, he ______(mend) it himself now. I wish you _____(teach) me how to swim last year.
4、动词的非谓语形式
动名词：充当名词、代词的作用，作句子的主语、宾语、表语，经常性的，概念性的 分词：充当形容词副词的作用，作句子的定语、状语 现在分词为正在进行或主动的含义 boiling water, a developing country 过去分词已经完成或被动的含义 boiled water, a developed country 不定式：充当名词、代词、形容词、副词的作用，做除谓语之外的主语、宾语、表语、定语、状语等。往往有一次性的，将要做的之意。