If they were allowed to choose the subjects they are keen on,they would be likely to be more motivIf they were allowed to choose the subjects they are keen on,they would be likely to be more motivated and energetic to learn these courses.if 后面跟的是were,那么那个they are keen on,要用were吗？
问题描述：
If they were allowed to choose the subjects they are keen on,they would be likely to be more motiv
If they were allowed to choose the subjects they are keen on,they would be likely to be more motivated and energetic to learn these courses.
if 后面跟的是were,那么那个they are keen on,要用were吗？
答
不用,if引导虚拟语气,所以后面是were,虚拟的只是“他们被允许”,而“they are keen on ”并不是虚拟的内容.