单选题
She often thinks that her six years in France were wasted, _____ she _____ that time learning more French.无
【正确答案】
C
【答案解析】句意：她经常认为，她在法国的六年时间都被浪费了，因为她本可以在这段时间里学习更多的法语。in that因为。but that要不是；若非。for that对于说。with that于是；然后就。本题后半部分考查虚拟语气，与过去事实相反，主句用could/would have done。