"have ever been" 什么意思?这句话可以吗?All students who have ever been in my research group are intelligent and talented. 所有曾经在我研究组的学生都是聪明和能干的.

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"have ever been" 什么意思?这句话可以吗?All students who have ever been in my research group are intelligent and talented. 所有曾经在我研究组的学生都是聪明和能干的.
"have ever been" 什么意思?这句话可以吗?
All students who have ever been in my research group are intelligent and talented.
所有曾经在我研究组的学生都是聪明和能干的.

"have ever been" 什么意思?这句话可以吗?All students who have ever been in my research group are intelligent and talented. 所有曾经在我研究组的学生都是聪明和能干的.
这句话可以
ever曾经,have been是完成时,说明你的研究已经结束了
have ever been就是曾经在的意思