短文改错 此题要求改正所给短文中的错误.对标有题号的每一行作出判断:如无错误.在该行右边横线上画一个勾(√),如有错误.则按下列情况改正: 该行多一个词:把多余

短文改错

此题要求改正所给短文中的错误.对标有题号的每一行作出判断：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：

该行多一个词：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.该行缺一个词：在缺词处加一个漏字符号(∧)，在该行右边横线上写出该加的词.该行错一个词：在错的词下画一横线，在该行右边横线上写出改正后的词.

注意：原行没有错的不要改.

How is sound travel through air? This is a question(1)________that often puzzled people. The answer isn't hard to find(2)________if you have ever observed waves in a river or sea.(3)________Throw a stone into a river and see what happens. Try imagine(4)________what will take place when someone shouts or makes loud(5)________noise, and you can get an idea of the movement of(6)________sound. The study of sound is one of the thing(7)________that physics work on. Sometimes physics may(8)________seem very difficulty, but a good teacher(9)________can make it all interesting and easy.(10)________

试题答案

答案：略