I can help children

网友回答

应该选择Bhelp的用法搭配是：
help sb do sth
help sb to do sth(也可以)
help sb with doing sth
所以只有B对
======以下答案可供参考======
供参考答案1:
B help sb with sth 这里singing相当于sth
供参考答案2:
b供参考答案3:
B供参考答案4:
A供参考答案5:
I can help children __with singing___
help sb with sth = help sb do sth
供参考答案6:
B with 是介词 后面用动名词