Though many things have been changed culturally, there is a commitment and sense of responsibility that have not been _____ in today’s society.
A. held
B. discarded
C. validated
D. expressed
查看答案
A strong police force has been placed between the two _____ groups in village to prevent fighting and killing.
A. proponent
B. joint
C. friendly
D. rival
What does prefix ir- mean?
A. under
B. together
C. not
D. before
What’s the function of Para.4?
A. Introduction
B. Summary
C. Transition
D. Conclusion
What does “door closer” in the title mean?
A. a device on a door
B. people who let unnecessary options go
C. a lock
D. people who shut the door
微信支付 
支付宝支付