合成一句this box is too heavy for him.he can't carry it.
问题描述:
合成一句this box is too heavy for him.he can't carry it.
答
this box is too heavy for him to carry.
答
this box is so heavy that he can't carry it.
答
This box is too heavy for him to carry it .这个盒子对他来说太重了,以至于不能搬起它.