医生:病人
A.园丁:花朵
B.父母:子女
C.青蛙:庄稼
D.啄木鸟:害虫
参考答案:C
解析: 医生可以治好病人的病,青蛙可以治好庄稼的病,故选C。
The margin plate is the().
A.outboard strake of plating on each side of an innerbottom
B.outer strake of plating on each side of the main deck of a vessel
C.plate which sits atop the center vertical keel
D.uppermost continuous strake of plating on the shell of a vessel