《英文天天写》是沪江部落一档写作类节目，其目的在于提升大家的英语写作能力。每期节目主持人都会给出一个话题，积极参加的童鞋还会得到主持人的专业点评哦！想提高英语写作的童鞋千万不要错过哦！去沪江部落订阅本节目！

话题：

Writing: imagine a scenario or express your opinion
Clean
There are many forms of cleaning. What are people cleaning? How are they doing it? What purpose does that serve?
This week's topic: They worked hard to ensure no trace was left behind... (90-110 words)

Suggestions:
1) clean the environment by picking up garbage, planting trees and recycling
2) wiping the computer hard drive, and ensure all data is deleted
3) wash hands before preparing food or eating
4) housekeeping service at a hotel
5) Instead of writing a scenario, feel free to comment on the story below.

范例1：

He could not brush away a nagging feeling. As he was cleaning up, which included clearing the sample from the machine, modifying the network access history, taking the printer offline again, as he was deleting the print log, he saw that the printer had completed three jobs. Two jobs were sent by him; one job was sent from the neuroscience department in between his two jobs. The first two jobs from different departments were sent almost at the same time. If my page was printed twice, then that man must have picked up one copy...

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