现在中国有多少信托公司？
参考答案：
目前在变动中，五十多家。
— Would you like to meet John at the airport?
— ________.He is the last person I want to see. [ ]
A. Yes, I'd like to
B. I'd like to, but I have no time
C. Oh, no, not me
D. With pleasure
钻井液（钻井流体、泥浆）
