James has just arrived, but I didn't know he ______ until yesterday.[2005]
A、
will come
B、
was coming
C、
had been coming
D、
came
【正确答案】
B
【答案解析】
解析:进行时可以表示即将发生的动作或计划好要做的事,再加上本句主句时态是过去时,所以know引导的从句中谓语应该为was coming。
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