were delayed 被延遲
您的支持就是我繼續(xù)前行及幫助別人的動(dòng)力 愿您與我一起傳播『 愛心 』之種
望采納↖(^ω^)↗
all flights ____ because of the heavy snows ,hunderds of people had to stay at the airport
all flights ____ because of the heavy snows ,hunderds of people had to stay at the airport
A:have been caceled
B:having caceled
C:caceled
D:having been caceled
答案上說是獨(dú)立主格，選C不可以么。 被動(dòng)啊， 為什么選D呢？
A:have been caceled
B:having caceled
C:caceled
D:having been caceled
答案上說是獨(dú)立主格，選C不可以么。 被動(dòng)啊， 為什么選D呢？
英語人氣：867 ℃時(shí)間：2019-10-18 02:56:19
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