—When on earth will the bus come?We have been waiting here for what seemed long ages.—Look

—When on earth will the bus come?We have been waiting here for what seemed long ages.
—Look, .
A. there comes the bus
B. there is the bus coming
C. there the bus comes
D. there is coming the bus

(答案→)A. there comes the busB. there is the bus comingC. there the bus comesD. there is coming the bus解析：there comes the bus是一个完全倒装句式，意为“汽车来了”，此句即使有进行的意味，也要用一般现在时。

我明天再问问老师，叫他解释下这个问题