this evening i went to the ktv with some of my good friends. this was the first time that i had been to a ktv. at first i didn't want to go. i had been in a bad mood the whole afternoon because i didn't do well in the math exam. at the ktv, everybody sang his favourite songs very happily except me. i was the only one of the audience. i didn't dare to have a try. because i was afraid that..