(一).I could use a little help here. 如能帮忙就好了。
原音重现：

A: I could use a little help here.
这里需要帮忙。
B: I will help you as soon as I finish this.
做完这个我就去帮你。

美剧表达:
I could use a hand over here.
谁能帮帮我啊。

(二).You are not helping. 你帮不上忙。
原音重现：

A: That box looks too heavy for you to lift.
那箱子看起来很重，你搬不动。
B: You're not helping. Why don't you lift it with me?
你也搬不动，咱俩一起搬吧。