怎样写关于某种物品历史的作文
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请根据下表的内容,以 How was the ball-point pen invented?写一篇80词左右的短文表格内容必须全部用上。 who JohnLoud,an Americam tanner when in1888 advantages help write faster,make life easier disadvantages need refilling,sometimes leak
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1楼
好好写就行了
2楼
How was the ball-point pen invented? We know that the ball point pen is one of the most useful inventions. It was invented by an American tanner named John Loud in 1888. And it really helps us write faster and makes our like easier. But sometimes the ball-point pens leak and they need refilling.But they are widely used in many fields. And the price is usually low. Ball-point pens are becoming smaller and lighter. They are really useful in our life.
3楼
看不懂啊！
