题目内容

按系统中所用的热媒不同，供暖系统可分为哪几类？

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You should spend about 20 minutes on this task.
The diagram below shows how potato chips are made.
Summaries the information by selecting and reporting the main features, and make comparisons where relevant.
Write at least 150 words.

单位新录用的公务员要进行培训．单位打算请一些老同志和业务骨干来说说经验。由你来组织。应该怎样做？

You should spend about 40 minutes on this task.
Write about the following topic:
More and more prisons are being built to house the world's criminals and many people believe long-term imprisonment is the answer to solving the crime problem. However, others feel that medical and psychological assistance is what is required. Discuss both views and give your own opinion.
Give reasons for your answer and include any relevant examples from your own knowledge or experience.
Write at least 250 words.

Teachers use this black thing to write things on.