Who ___ (looks) after Rose?为什么要填looks,而不是原形?

Who looks after Rose 为什么这里要用looks而不用Who does look after Rose who looks after rose?是什么意思 My sister looks after Rose at home . the cake （looks good） 为什么要在（）里填looks good who looks after your sister?这个句子啊 Who ______ your grandparents A、looks after B、 looks at C、see she looks after sick looks who looks like a The sky looks blue.为什么looks要加s? now she has new looks 为什么要looks She looks a---- rose at home