All English tences —还有要补充

来源：知库网

All English tences —还有要补充 All English tences —还有要补充 iAll English tences —还有要补充

一、present simple

definition：a fact ，habit or a regular action：

二、present perfect continues

All English tences —还有要补充

三、present perfect

All English tences —还有要补充

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