Question

6、Her mother has been a Party member for three years .(同义句) 为什么

Answer 1

• Her mother has been a Party member for three years .

  她母亲入党已经三年了

• 同义句：

  Her mother joined the Party three years ago.

• 她妈妈三年前入了党.

这是由现在完成时变为一般过去时.join是短暂性动词,在完成时中用be a member of来替换.

希望对你有帮助

Answer 2

Her mother joined the Party three years ago.
这是个延续性动词和瞬间性动词的问题。延续性动词要用完成时态，如原句；瞬间性动词要用过去时。

Answer 3

这是个延续性动词和瞬间性动词的问题。延续性动词要用完成时态，如原句；瞬间性动词要用过去时。如楼上。

Answer 4

这是个延续性动词和瞬间性动词的问题。延续性动词要用完成时态，如原句；瞬间性动词要用过去时。如楼上。

Answer 5

Her mother joined the Party three years ago.