过去的5000年里人类技术已经有了巨大的进步，而地球也承受着累累伤痕证明了这一点。
Human technology has advanced significantly over the past 5,000 years, and the Earth bears the scars to prove it.
有一点需要提一下，那就是，我本人吹口琴已经30年了。所以说，你也不要泄气，很快就会有进步的。
You must remember that I have been playing for 30 years. However, do not be discouraged. You will learn to play well much sooner.
我英语和语文学得很好，数学有一点薄弱，但是我看在线电影已经在进步了。
I study English and Chinese very well, I am a little weak in Maths, but I am making progress.
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