短文改错（共10小题；每小题1分，满分10分）
此题要求改正所给短文中的错误。对标有题号的每一行做出判断：如无错误，在该行右边横线上画一个勾（ √ ）；如有错误（每行只有一个错误），则按下列情况改正：
此行多一个词：把多余的词用斜线（＼）划掉，在该行右边横线上写出该词，并也用斜线划掉。
此行缺一个词：在缺词处加一个漏字符号（  ），在该行右边的横线上写出该加的词。
此行错一个词：在错的词下划一横线，在该行右边横线上写出改正后的词。
注意：原文没有错的不要改。
I like riding my bike. Though it is not very new, but it is     ___________
my best friend. I find very convenient to go anywhere with a    __________
bike. Riding gives me not only exercises but also pleasure. I     __________
use my bike almost in summer when the weather is warm     ________
and dry. It can be very pleasant in winter when it is cold and    __________
rain is pour down. It can also be very dangerous. Of course         __________
I will be very careful in my bike. In fact, accidents are not    __________
the only problem. One day I went to school and come back         ___________
to find front wheel was missing. It was a long walk to        ___________
the repairer’s shop. Now I have two strong locks.                 ________