答案:仁 义 礼 智
A. to smiling
B. not to laugh at
C. to laugh
D. not to smile
A. for
B. with
C. except
D. on
A. That's all.
B. Sorry to hear that.
C. Thank you for inviting me.
D. Sorry, I've no idea.
A. A. much
B. B. better
C. C. well
D. D. the most
A. which
B. that
C. who
D. what
A. so
B. but
C. because
D. although
A. to; for
B. for; off
C. off; away
D. to; off