我国耕地主要分布在( )地区.
A.东部山地
B.东部平原及低缓的丘陵
C.西部高原
D.西部内陆
我国的耕地主要分布在东部湿润和半湿润的平原和低缓丘陵地区.故选项B符合题意.
故选:B.
The child should be punished. You shouldn’t let him ______ telling lies.
A.keep away from
B.keep away with
C.get away from
D.get away with
百日咳的并发症有()
A.肺不张
B.百日咳脑病
C.皮下气肿
D.肺气肿
E.支气管肺炎