Who is that boy?(I want to know...)写宾语从句吧

This is the boy ----------I think (who/that)is the smartest.是用that 还是who? who is that little boy who is that boy?H( )is jack. that,the,tree,who,boy,in,is(?) that, the, tree, who, boy, in, is, who is that boy?怎么回答? Who is that boy __ brown? 一个小小的英语语法问题I love that boy who is wearing a red shirt.I love that boy whom is wearing a red shirt.I love that boy whom wearing a red shirt.I love that boy who wearing a red shirt.I love that boy who wears a red shirt.I love that Who is that boy?(I want to know...)写宾语从句吧 Who is that boy?G_______,please.A:Who is that boy?B:G_______,please. 判断对否：I asked him who is that boy in the playground.qing peng duan ru xia:I asked him who is that boy in the playgound.how about: I asked him who was thatboy in the playgound? Do you know_________?A.who is that boy B.who that boy is C.that boy is who D.who was he who is that boy talking to that girl 翻译 who is the boy?与 who is that boy?的区别 who is the boy?与 who is that boy?的区别 Who is that boy _____ _____?He is Li Ming. who is that boy over there?回答_____boy? boy,su yang,is,that,who,tree,the,under?