问答题

A Study the graphs below Carefully and write an essay of about 200 words.
B Your essay must cover all the information provided and meet the requirements below:
(1) interpret the picture;
(2) explain the roles of the migrant workers;
(3) your comments.
The Percentage of Migrant Workers in a Chinese City

【参考答案】

[参考范文]
From the three graphs, we can clearly see that t......

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