some of the passengers appear____in the accident.A.to be injured B.to have been injuredC.being injured D.to injure为什么不选to be injured

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some of the passengers appear____in the accident.A.to be injured B.to have been injuredC.being injured D.to injure为什么不选to be injured

some of the passengers appear____in the accident.A.to be injured B.to have been injuredC.being injured D.to injure为什么不选to be injured
some of the passengers appear____in the accident.
A.to be injured B.to have been injured
C.being injured D.to injure
为什么不选to be injured

some of the passengers appear____in the accident.A.to be injured B.to have been injuredC.being injured D.to injure为什么不选to be injured
B
一些乘客看起来像是已经在事故中受伤了.
appear to have done是描述过去已经发生的事.
因为是已经发生的事.要用have done