James has just arrived, but I di

James has just arrived, but I didn't know he ____ until yesterday.
A、will come
B、was coming ____
C、had been coming
D、comes
【正确答案】：B
【题目解析】：【考点点击】本题考查时态的运用。【要点透析】许多动词的现在进行时和过去进行时都可用来表示将来,这类动词有: arrive,come, leave, return,sail, start,die,等等这里 was coming等于 would come因此B为正确选项