几道初三英语的同义句转换题(有关it's+adj的)
1.It'snoteasyforTOMtowinthegoldmedal.
2.It'snecessarytolookafteryourhaireveryday
3.It'sharddorthestudenttogetbalanceddiet.
4.It'snecessaryforustohelpeachother(改为一般疑问句)
_______________forustohelpeachothe?