__________ usually results in a water shortage that seriously interferes with干涉,妨碍 human activity. Its seriousness depends on the degree of the water shortage, size of area affected, and the duration持续时间 and warmth of the dry period.
【简答题】书面表达 。 请写一封推荐信,向马老师推荐你的同学李晓当学生会(the chairperson of the Students ' Union) 注意: 1、先请完成下面的流程图. 2、然后再动笔写正式的推荐信. 3、注意信的格式. 4、词数70-80. (一)流程图 (For example)Last week he bought a big birthday cake for Tom on...