what we need most are/is books?is?are?
问题描述:
what we need most are/is books?
is?are?
答
应该是is,将what we need视为一个整体.
答
is 谓语的形式的根据主语的,主语是个从句,要用单数.
答
are 呼应宾语(books)
答
is