找出下面一段话中写错的字词并订正。

       我们进入中学以经半年了，老师们精精业业地工作，同学们克苦努力地学习；校园里文明礼貌尉然成风，校荣校貌涣然一新，真是一片兴兴向荣的景象。

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--How is everything going in the school, my boy?

--_______.

A．I am all right, thanks

B．Not too bad, I guess.

C．Very well, thank you.

D．Not at all.