jack is an honest man whom i think is friendly to everyone 改

jack is an honest man whom i think is friendly to everyone 改 I think he is an honest man ---------------?怎样反问? Jack is a man （whom） I believe is honest.这里的whom可不可以用who 代替 I shall say ____ to you :he is an honest man.A.this ,Bthat,t I think Tom is an honest boy 改为否定句 the man whom I nodded to is Mr.wang可不可以变成：the man to whom I I don't think Jack is a man to be ____ when we are in troubl Jack is always friendly to others. he is friendly to everyone中的to everyone 是什么成分 i picked up a man whom i thought to be honest.中,为什么用whom? Is this the great man whom you think will visit our school?改 i don't think he is honest