英语中频率副词在句中担当的成分.例:The old gentleman never fails to help whoever is in need of his help.never fails tonever在句中担当的成分,以及谓语是哪一部分?

问题描述:

英语中频率副词在句中担当的成分.
例:The old gentleman never fails to help whoever is in need of his help.never fails to
never在句中担当的成分,以及谓语是哪一部分?