Try ____ she might,Sue couldn’t get the door open.为什么填as?语法上

Try ____ she might,Sue couldn’t get the door open.为什么填as?语法上 Try ___she might,Sue couldn't get the door open. 1.Try as she might,she couldn't get the door open.前半句怎么理解? 两道高考英语单选题22.Try she might,Sue couldn’t get the door open.A.i __,my cousin still couldn't get the door open a might she as try as she might ,Mary couldn't get the box Try as she might ,she could not open the door. try as she might,Mary could not open the door是什么句式,如何用? I___(try)to open the door but I couldn't 英语语法C1,__________ ,I couldn't lift the box.A,As I might try she open the door ____(wide)? Sue get the door open 这句话是什么句型 并且分析一下open是什么成分