题目内容
(请给出正确答案)
[单选]
It's strange that they()nothing about this matter.
A、know
B、would know
C、knows
D、knew
查看答案
A、know
B、would know
C、knows
D、knew
A、预警预报体系Hệthốngcảnhbáovàdựbáo
B、风险分级管控体系Hệthốngquảnlýphâncấpnguyhiểm
C、隐患排查治理体系Hệthốngquảnlývàsànglọcmốinguy
A、detect
B、direct
C、defend
D、deduce
A、 strange
B、 natural
C、 nonverbal
D、 invisible