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[高三高中英语语法] 一般现在时的语法应用

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一般现在时是英语中应用最广泛的时态之一,是初中英语语法重点。它表示

1)经常性、习惯性的动作或存在的状态。e.g. I go to school on foot. He is very busy now.

2)表示主语的特征、性格、能力、爱好等。e.g. He can swim. I work hard. I like watching TV.

3)表示客观真理 e.g. There are seven days in a week. The moon moves round the earth.

其结构按正常语序,即“主语+谓语+其它,有时为了起强调作用,时间状语也可提前.

其句式变化可分为两种情况

1)表示动作, 一般人称作主语的,变否定句须在动词前加助动词don’t;变一般疑问句须在句首加助动词doE.g. They have lunch at 12:00. They don’t have lunch at 12:00. Do they have lunch at 12:00?

2)单三人称做主语的,变否定句须在动词前加助动词doesn’t;变一般疑问句须在句首加助动词does

E.g. Jenny speaks English very well.

Jenny doesn’t speak English very well.

Does Jenny speak English very well?

含有be动词的要在be上做变化.

E.g. Danny is a good student.

Danny isn’t a good student.

Is Danny a good student?

其时间状语为oftenusuallyalwayssometimes等频率副词,on Saturdaysin the morning(afternoon evening) 、every day 等。

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