Could you teli me if everybody in the group has come?

能告诉我小组成员是不是都到齐了吗?

Could you tell me if everybody in the group has come?

能告诉我小组成员是不是都到齐了吗?

Yes, everybody is here.

是的，大家都来了。

Will you chair the meeting?

是您主持会议吗?

Will you chair the meeting?

是您主持会议吗?

Yes, I am the host of this group.

是的，我是这个小组的主持人。