题目

Self-confidence, motivation, support and knowledge are the main factors determining if one succeeds or fails. Each of these factors influences our chances of success in a different way.   16  . Lack of self-confidence is probably the most dreadful enemy of success. 17   Even the most capable person is sure to fail with such an attitude. If it is your case too, improving your self-confidence is a must . Motivation is equally as important as self-confidence.  18  You may even not try to achieve the goal that lies before you. It is important to find out what is the best motivation[选修5：自然灾害与防治]读图回答问题。（1）我国受低温冷害的地区有_______、_______和西南地区。（2）干旱灾害影响我国范围广，其中华北地区干旱发生的季节是_______。（3）影响我国东南沿海的台风，除带来灾害外，其有利方面的影响有哪些？