__--These boxes are too heavy for me to carry.I 'll give you a ha_英语解答

__--These boxes are too heavy for me to carry.I 'll give you a hand __ them.( of ,to ,for ,by)
该选那一个

人气：162 ℃　时间：2020-03-25 04:06:48

解答

It's so easy.We can only choose the preposition "to" among the four.