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[单选题]
It is time the organization took some () measures to solve the traffic problem.
A.property
B. propel
C. proper
D. prop
查看答案
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A.property
B. propel
C. proper
D. prop
A、Implants
B、Tissue engineering scaffold
C、Drug carrier
D、Medical device
A.利
B.义
C.仁
D.礼
A.in time
B.at a time
C.on time
D.at the same time
A.on time
B.at the time
C.at times
D.in time
A.Were
B.Are
C.Will
D.Was
A.()
B.all the time
C.time and time again
D.all the same
E.all day and all night