一道高中主谓一致单选题What I like best ,to tell you the truth ,in my op
一道高中主谓一致单选题 What I like best ,to tell you the truth ,in my opinion ,the books my brother bought me as my birthday present last week . A.is B. are C.have D.existed 答案为什么选B,主语不是what i like best这个主语从句吗?那不应该是视为单数吗,为什么不选A?是要看后面的books决定?