单句改错（共10小题；每小题1分，满分10分）
增加：在缺词处加一个漏词符号(˄)，并在此符号下面写出该加的词。
删除：把多余的词用斜线（\）划掉。
修改：在错的词下划一横线，并在该词下面写出修改后的词。
注意：每处错误及其修改均仅限一词。
Do you want a friend, to who you can tell everything?
Visitors will have difficulty find proper hotels during the national holiday.
As a matter of fact, I’m involved in outdoors sports frequently.
I thought it was no good persuading her to stopping smoking.
Children should be made understand the importance of saving water.
It was not until I came back he went off.
People make choices base on how the products are grown or made.
The boy preferred staying at home to go out to play.
He failed the biology exam and that was because of he didn’t do well in it before.
I bought one such a dictionary as you did yesterday.