第1个回答 2015-01-13
How I wish I had studied harder when I was in high school!
读高中是一般过去时，是真实情况。更加努力是虚拟情况，跟过去相反的虚拟用过去完成时。
第2个回答 2015-01-13
if only i have studied hard when i were in high school.
应该用虚拟语气。
第3个回答 2015-01-13
How I wish I had in high school to study harder
追答求采纳
第4个回答 2015-01-13
How I wish I was in high school study harder!"