—Is there anything wrong,Mike?You look sad.
问题描述：
—Is there anything wrong,Mike?You look sad.
—Oh,nothing much.In fact,I _B______ of my friends back home.
A.had just thought B.was just thinking
C.would just think D.will just be thinking
26.—Can I pay the bill by check?
—Sorry,sir.But it is the management rules of our hotel that payment _C____be made in cash.
A.need B.will C.shall D.can
She just couldn’t believe that her husband,to whom she had been loyal for so
many years,_B_____ desert her after he became rich.
A.might B.should
C.shall D.must
答案已经有了,只是希望哪位高手可以帮忙解析一下用了什么语法知识以及如何分析 ,
答
1.——你怎么了?来起来很悲伤
——没事 我只是想家了（你刚刚看到我悲伤的时候 我正在想家 ——过去进行时）
2.shall 表示要求 规定 应该是...多用于文件文案法律规定等
3.should 这里表示竟然 她不相信她的丈夫竟然会抛弃她
表示竟然 只用情态动词should