Although measures have been introduced to discourage the use of mobile teleph...

admin2020-12-24 26

问题 Although measures have been introduced to discourage the use of mobile telephone inside the opera house, ___effectiveness remains limited.

选项 A. they
B. their
C. them
D. theirs

答案B

解析

转载请注明原文地址:https://ti.zuoweng.com/ti/XQR8KKKQ

相关试题推荐

随机试题

Withpropermeasures,theeconomyinChinaisbeginningto______again.A.rise