"i hope she'd be very happy".这里的" 'd " 是had还是would?为什么?

问题描述:

"i hope she'd be very happy".这里的" 'd " 是had还是would?为什么?

我认为应该是would
这句话的意思"我希望她快乐”应该用将来时,又因为是“我”个人主观的愿望,是虚拟语气,所以应该用过去将来时.