现在进行时:I am working. 主语+be动词+动词现在分词
一般现在时:I work everyday.主语+动词原形(第三人称动词要变)
一般过去时:I worked last week.主语+动词过去式
一般将来时:I am going to work tomorrow / I shall(will) work tomorrow主语+be going to(shall,will)+动词原形
一般完成时:I have worked for a month.主语+have(has)+动词过去分词
过去完成时:I had worked when my son went to shool.主语+had+动词过去分词
将来进行时:I will(shall) be working.主语+will,shall+be+动词现在分词
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