who can help me ()it?1,for 2,with3,in 4,on填什么？为什么

2

help sb. with sth.固定短语

2 with

2

help somebody with something是帮助某干某事。如：I helped him with his homework yesterday evening

help 的用法：

（1）help sb.

（2）help sb. with sth.

（3）help（to）do sth.

（4）help sb.（to）do sth.