"then asked her whether she needed help dressing.这句话出自课本,其中“needed help dressing”好像有语法错误,少了个介词?

问题描述:

"then asked her whether she needed help dressing.
这句话出自课本,其中“needed help dressing”好像有语法错误,少了个介词?

是个语法!help+动名词