下面短文中有10处语言错误。请在有错误的地方增加、删除或修改某个单词。
增加：在缺词处加一个漏字符号（∧），并在其下面写上该加的词。
删除：把多余的词用斜线（\）划掉。
修改：在错的词下划一横线，并在该词下面写上修改后的词。
注意：1.每处错误及其修改均仅限一词；
2.只允许修改10处，多者（从第11处起）不计分。
There are many different signs in the public. They tell you what to do or what not to do in a place. Do you know what they exact mean? For example, if you go to see a film, you should enter the cinema at the ENTRANCE and leave for the EXIT. You will either find NO SMOKING signs in many cinemas. If you visit a museum, don’t take some photos inside the halls. You are not allowed. You will find NO PHOTOS signs in many museum. When you drive a car, don’t park in a street without a NO PARKING sign. Making sure you understood the signs and you won’t get into any trouble.