请教：大全Sec13 - 22

1.                             In its most recent approach, the comet Crommelin passed the Earth at about the same distance and in about the same position, some 25 degrees above the horizon, that Halley’s comet will pass the next time it appears.fficeffice" />

(A) that Halley’s comet will pass

(B) that Halley’s comet is to be passing

(C) as Halley’s comet

(D) as will Halley’s comet（D）

(E) as Halley’s comet will do


                                             答案是D,请问E为什么不对？如果能讲解以下省略的用法就更好，多谢！