来自童惠的问题
英语语法,下面的句子怎样分清主谓宾语Screwswhichareoperatedformaintenancepurposesshallnotbeofinsulatingmaterialiftheirreplacementbyametalscrewcouldimpairsupplementaryorreinforcedinsulation.
英语语法,下面的句子怎样分清主谓宾语
Screwswhichareoperatedformaintenancepurposesshallnotbeofinsulatingmaterialiftheir
replacementbyametalscrewcouldimpairsupplementaryorreinforcedinsulation.
1回答
2020-05-08 06:59