Theleveloftheriv

发布时间：2020-07-12 08:40:04

The level of the river ___ 20 centimeters over the security line and ____must be taken to control the flood.












A.is measured; measures











B.measures; measurement










C.measures; measures










D.is measured; measurement

网友回答

C
以上问题属网友观点，不代表本站立场，仅供参考！