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初中英语语法大全：将来完成时
2018-11-24初中英语语法大全：将来完成时 1) 构成will / be going to do sth. 2) 概念 a. 状态完成：表示某事继续到将来某一时为止一直有的状态。 b. 动作完成：表示将来某一时或另一个将来的动作之前...
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初中英语语法大全：since的四种用法
2018-11-24初中英语语法大全：since的四种用法 1) since +过去一个时间点 (如具体的年、月、日期、钟点、1980, last month, half past six)。 I have been here since 1989. 2) since +一段时间+ ago I have been here since f...
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初中英语语法大全：比较since和for
2018-11-24初中英语语法大全：比较since和for Since 用来说明动作起始时间，for用来说明动作延续时间长度。 I have lived here for more than twenty years. I have lived here since I was born.. My aunt has worked in a clinic...
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初中英语语法大全：用于现在完成时的句型
2018-11-24初中英语语法大全：用于现在完成时的句型 1）It is the first / second time. that结构中的从句部分，用现在完成时。 It is the first time that I have visited the city. It was the third time that the boy had been...
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初中英语语法大全：将来完成时
2018-11-24初中英语语法大全：将来完成时 1) 构成will / be going to do sth. 2) 概念 a. 状态完成：表示某事继续到将来某一时为止一直有的状态。 b. 动作完成：表示将来某一时或另一个将来的动作之前...
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初中英语语法大全：比较since和for
2018-11-24初中英语语法大全：比较since和for Since 用来说明动作起始时间，for用来说明动作延续时间长度。 I have lived here for more than twenty years. I have lived here since I was born.. My aunt has worked in a clinic...
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初中英语语法大全be going to/will/be to
2018-11-24初中英语语法大全be going to/will/be to 用于条件句时， be going to 表将来 will 表意愿 If you are going to make a journey, you'd better get ready for it as soon as possible. Now if you will take off your clothes, we will...
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初中英语语法大全10.2 With的复合结构作独立主格
2018-11-24初中英语语法大全10.2 With的复合结构作独立主格 表伴随时，既可用分词的独立结构，也可用with的复合结构。 with +名词(代词)+现在分词/过去分词/形容词/副词/不定式/介词短语 举例: H...
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初中英语语法大全：用于现在完成时的句型
2018-11-24初中英语语法大全：用于现在完成时的句型 1）It is the first / second time. that结构中的从句部分，用现在完成时。 It is the first time that I have visited the city. It was the third time that the boy had been...
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初中英语语法大全be going to/will/be to
2018-11-24初中英语语法大全be going to/will/be to 用于条件句时， be going to 表将来 will 表意愿 If you are going to make a journey, you'd better get ready for it as soon as possible. Now if you will take off your clothes, we will...