C.by
nah,i prefer lazing by the beach with a good book,and i like a place with a good nightlife.
恩,我比较喜欢懒洋洋的在海边晒晒太阳看看书,还有,我喜欢能享受夜生活的地方.
原因不知道.我百度了原句是这样的.
但是百度下laze on the beach laze by the beach 都有.
难道是因为后面有了with a good book所以用by.