THe song from A Secret Garden is like the music from the hea

4个回答

  • A worth + doing.本身就有被动的意思了.worth listening就是值得听,与need是一样的,直接加动词ing形式就已经有被动的意思了.need mending就是需要修.它们都是以物作主语的,加动词ing直接表示被动

    而之所以不加to 是因为它是which引导的,如果是what引导的从句比如 What I really worries about is him 就需要在不及物动词worry 后面加about.因为what是代替名词的.而which 引导的不需要