speaking skill为什么是speaking不是speak

为什么是spoken english 和speaking skill 为什么是speaking skill?spoken english? speaking skills 为什么用skills 不用skill writing skill 不用skills有什么 Speaking. Frankly speaking 中speaking 是现在分词还是动名词?为什么? who is that speaking?为什么回答是This is...speaking It improves my speaking skills. 为什么用speaking而不用speak she wanted to improve her speaking.speak为什么加ing? THIS IS MRS WHITE SPEAKING 为什么SPEAK 要加 ING? she can't speak to you now为什么不用speaking Linda:Hello,I am Linda.May I speak to x x:Speaking Speaking是 为什么回答电话CAN IA SPEAK TO MARY?是SPEAKING,要加ING?SPEAK不就行了吗?