67. Suddenly, in front of me, I saw a man _______.
A. lying on the snow B. lying in the snow
C. laying on the snow D. laying in the snow
答案A 我C 想知道lying 和laying区别
70. _______ no homework left, the pupils could do whatever they liked.
A. There being B. There had C. There was D. There having
我选B 答案A 完全不懂