He is a good boy.He's always thinking of others.这句话为什么要用thinking of ,而不用thinks of.

( )a good looking boy he is! He is a good boy.(感） He is a good boy.改为感叹句 改错：What good a boy he is! He is a good boy ( )shool I b()what he said.He is a good boy. 英语翻译( )good boy he is He is a boy John is a good boy.He a( ) helps his classmates. he,a,is,good,boy连词成句 he is a good boy.改成一般疑问句怎么改? he is a good boy(改为一般疑问句) He is a good boy表语是什么吖 He is a good boy（改否定句） He is as a good boy as Tim.为什么要用as a good boy as? Is Jim () English?Yes,he is.He is () good boy. __he is very good at numbers.A.Small boy as he is B.A small boy as he is ____ he is very good at numbers.A.As he is a small boy B.A small boy he is C.A small boy as he is D.Small boy as he is为何不是A