短文改错（共10小题; 每小题1分, 共10分）
If you walk around in some public place, you will notice most of smokers are young people and some are still middle school students. It is said that in China the number of people smoking are about 45%. Why do so many people smoke? Some think smoking gives themselves pleasure. Some even think that smoking can refresh them. In the fact, smoking is a bad habit that makes great harm to people’s health. Studies of smoking show that many kinds of diseases have anything to do with smoking. Smoking itself is a waste, that costs one much money. Besides, many fires are often causing by careless smokers. Today more and more people all over the world want to give up smoking.
【小题 1】place—places
【小题 2】去掉of
【小题 3】still—even
【小题 4】are—is
【小题 5】themselves—them
【小题 6】去掉the
【小题 7】makes—does
【小题 8】anything—something
【小题 9】that—which
【小题 10】causing—caused
题目分析：
【小题 1】前面有some, place改为复数
【小题 2】most smokers 绝大多数的吸烟者 固定搭配 most of 一般与the 连用
【小题 3】even 甚至 表意思的递进
【小题 4】the number of …的数量 做主语谓语动词用单数，a number of =" many" 许多，谓语动词用复数。
【小题 5】give sb sth 给某人某个东西
【小题 6】In fact 实际上 固定结构
【小题 7】do harm to sth 对…有害 固定结构
【小题 8】have something to do with 与…有关
【小题 9】非限制性定语从句，用which引导，不能用that。these 这些话，表复数的概念。
【小题 10】被引起，be caused 表被动
点评：本题考查名词，非限制性定语从句，动词固定搭配，副词，被动语态等，平时多积累，答题时结合句意和语法进行分析，答完后通读，是否通顺，符合逻辑。