初中英语句子the box is too heavy for the child to carry,句末为什么不加it类似的题目如何判断，比如please bring him a chair to sit on

初中英语句子the box is too heavy for the child to carry,句末为什么不加it类似的题目如何判断，比如please bring him a chair to sit on 解释翻译the box is there,too The box is too heavy.I can't carry it.合并句子 The box is too heavy to carry.这个句子变被动语态 The box is too heavy to carry.同义句The box is too heavy to____ _____ Because the box is too full and too heavy. the boy is too short to catch the box. A.英译汉：将下列句子译成汉语.The box full of books is too heavy for me to carry . The box is full of books,it's too h____.Could you help me ,please?请解释句子意思） The box is too heavy,for me to move.意思整个句子加逗号后的意思. 请教英泽汉句子One of the biggest sporing events is the world is the olympic games.That box is too heavy for her to carry home. The box is too heavy to carry为什么不能改为The box is too heavy to be carried 句子分析：The box is too heavy for me to lift.这里的too heavy 是不是表语?for me 是状语?to lift一定是状语吧! 分析句子成份The box is too heavy to carry.如题,希望能详细些.这个句子否和The box is light enough to carry.的结构一样吗? too ...to do后面加不加代词?如以下我造两个句子,thanks1.the wall is too high for me to jump over.(不及物+介/副）2.this box is too heavy for me to carry/raise it ( )is too much for the boy to carryA.The box weightB.The box of weightC.The weight of the boxD.The weight of the box's The box is too heavy for me to carry.同义句 The box is?I can't carry it. i'm afraid the box is too heavy for you to carry it 这个句子有两个谓语动词是不是错了?,那个是主谓宾,什么顺序?