I come from Switzerland. I came t...

Câu hỏi: I come from Switzerland. I came to London six months (26) ______to learn English. I haven’t met many English people yet, only my teachers. I started learning English at school in Switzerland (27) _______ I was eleven, so I have learnt it for nearly ten years. At first in London, I couldn’t understand anything, but now my English (28) ______ improved. I have just taken an exam. If I pass, I (29) _______ into the next class. I’m excited today because my parents will come tomorrow to stay with me for a few days and I (30) _______ them for a long time. They have never been to England and they can’t speak English.(26) ___________

A. ago

B. after

C. before

D. last