The boy is so weak that can't carry such a big box

The boy is so weak that can't carry such a big box He is so weak that he can't carry the heavy box（改为简单句） He is so weak that he can't carry the box.同义句转换 He is ________ boy that he can't carry such a heavy box. 同义句转换The boy is so young that he can't carry this heavy box. The box is so light that the boy can carry it.The box is lig The man is so weak that he can't move that box(保持原意） The boy is so strong that he can carry the heavy box.同义句 The box is so heavy that Kangkang can't carry it.还能改为SO...Th it is hard（ ） such a little boy to carry a big box 用介词填空 The box is so heary that I can't carry it.{改为同义句} the box is so heavy that i can't carry it