①The situation there is rather serious.Everyone is talking about it.Mary is walking up and down yet her husband still _____ his mind in peace.
A.is possessing B.possesses
答案是B ,为什么A不行??丈夫的动作和Mary的walking在句子中不是并列的吗?
②The composition ___ any more.
A.need not to be corrected B.doesn't need to be corrected
答案是B,A错哪了呢?
③My sister will not accompany you to the concert tonight because she _____ it yesterday.
A.has seen B.saw
答案是B,为什么A不对?
yet表示但是,所以酒不是并列的关系,possess one’s mind in peace以一种平静的心态无需现在进行时
如果是A,应该是doesn‘t need to becorrected
yesterday是一般过去式标志,所以用saw