study in UK

After graduating from college, I always felt in my level of English to study in UK it is no problem, so I went to study in UK, but I did not expect is that I study in UK, I found My English level is really like to be called a bad ah, sometimes I feel embarrassed to speak English, I think that a few years his English is really a white school, and later in that study in UK period of time, and I will strenuously to learn English, I think I can not study in UK time back, my English is so bad it is more shameful ah my own, and I think I can not waste this opportunity to study in UK , so I was in that period only then raise the level of their English.