Lucy has tried her best to improve her grades.But by no means are her parents satisfied with her progress.

问题描述:

Lucy has tried her best to improve her grades.But by no means are her parents satisfied with her progress.
为什么是are her parents 而不是were her parents

Lucy尽力提高成绩,可她父母对她的进步不满意.
在这里用are表示父母现在对她的进步仍然不满意.这种态度到现在仍然存在的.