— What do you think of the present economic situation?— When big firms reduce their expenses, we ______ know that times are really hard.

题型：单选题题类：常考题难易度：困难

江苏省宿迁2016-2017学年高一下学期英语期末考试试卷

— What do you think of the present economic situation?

— When big firms reduce their expenses, we ______ know that times are really hard.

A、shall B、could C、must D、need

举一反三

—Let me phone him for the final decision.

— I'm not sure. I ______ go to Beijing on business that day.

—Well, I don't know. It do.

—Thanks a lot for saying that.

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