下列每句均有一处错误,找出该错并按下列要求予以改正。
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:在缺词处加一个漏词符号(∧),在该行右边横线上写出该加的词。
该行错一个词:在错的词下划一横线,在该行右边横线上写出改正后的词。
The fans were disappointing to find the movie star had left when they arrived at the airport. ------
It was really smart for you to work out the maths problem so easily._______
The maglev travels very fast and it uses fewer energy. ______
His father is used to smoke a lot,but he is no longer a smoker. _______
In the last twenty years,seven Canadian scientists won the Nobel Prize._____