一个星期天的早晨,闲着无事,我来到妈妈开的文具批发店帮忙看店。不一会儿,来了一位经常到妈妈店里批发文具的戴眼镜的叔叔,他看见我便说:“小朋友,叔叔考考你,如果你答对了,今后我需要的文具都在你家店里采购,好吗?”为了店里的生意,当然更为了面子,我欣然答应。“听好了,题目是:我要买10支圆珠笔和钢笔,圆珠笔每 A Sunday morning, nothing else, I came to my mother opened the stationery wholesale shop to help look at the store. A moment later, came to an uncle wearing glasses often wholesale stationery, he saw I said: ”children, uncle test you, if you correct, I need the stationery in the future are your home store In the procurement, okay? “” For the store business, of course, more face-saving, I am pleased to agree. Listen well, the title is: I want to buy 10 ball-point pens and pens, ball-point pen every