书面表达

假如你是某英语杂志社编辑王林，根据下面中学生小明的来信，给他写一封回信，解答他的困惑。

要求：1. 观点鲜明，结构合理，内容连贯；

2. 词数80左右，信的开头和落款已给出，不计入总词数。

Dear editor,

   Nowadays, many junior high school students are completely getting relaxed from busy study after graduation,  so what they would like to do most is to throw books away, hang out with friends at daytime and stay up late at night playing computer games or watching TV. What's your opinion about this? I'm looking forward to your reply.

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         Xiaoming

Dear Xiaoming，

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Yours,

Wang Lin

读下面“反映人与环境关系的三种模式图”，回答下列对“环境容量”的理解错误的是（    ）

①环境容量是指生态系统对人口的承载能力

②随着生产力的发展，环境容量在不断地加大

③人类可以局部地改造环境，从而可使人口数量超越环境容量

④生态环境的平衡是人类生存的前提和人类改造自然的基础

龙卷风是一种灾害性天气。小强同学根据天气预报将龙卷风始发地M及运动方向在经纬网地图(下图)中作了标注。M地的经纬度位置是(    )