B.to whom;by whom
先行词是artist, 后面跟一个定语从句来修饰它,因为定语从句还原成陈述之后是the judge gave a prize to sb. 那些现在缺的就是to sb. 所以是由to whom来代替
同样的, 修饰the leader 的定语从句 I have been taught painting by sb. 我一直受教于某人
缺了by sb. 由 by whom来替代~~
B.to whom;by whom
先行词是artist, 后面跟一个定语从句来修饰它,因为定语从句还原成陈述之后是the judge gave a prize to sb. 那些现在缺的就是to sb. 所以是由to whom来代替
同样的, 修饰the leader 的定语从句 I have been taught painting by sb. 我一直受教于某人
缺了by sb. 由 by whom来替代~~