what is good for one man may be very bad for another.请问这个what充当句子的什么成分,是主谓宾结构么?is(谓语）,for one man(宾语）may be...是双宾么.may be very bad for another也是宾语吗

what is it good for What is good for是什么意思 What letter is good for your health? What is good for your health? What is the test good for?意思? what is good for the pack One of my classcates_______gymnastics.有四个选项：is good at；are good at;is good for;are good for. What is it good for?与What it good for?什么区别呀? Which one is good for you to use? What is one one? what is good for the goose is good for the gander 不要翻字面意思, I will take a good for you,only one person is good for 1.－What letter is good for your health? what b is good for your health用英语回答 what is good for the environment不然看不懂 what is good for us (需要10条） do what is good for you什么意思 ——I wonder ____takes to be a good English teacher.___Your love for English is the mostimportant one.A.what it B.it what C.that what D.what that