来自钱铁云的问题
Helen__me___thedoorandtookmycoat.A.welcame,atB.welcome,onC.welcomed,at
Helen__me___thedoorandtookmycoat.A.welcame,atB.welcome,onC.welcomed,at


Helen__me___thedoorandtookmycoat.A.welcame,atB.welcome,onC.welcomed,at
Helen__me___thedoorandtookmycoat.A.welcame,atB.welcome,onC.welcomed,at
C
and连接的两个动词时态要一致,welcome的过去式是welcomed