—The plane is due to take off at 7：50 from the airport.—________ we fail to arri

题干

—The plane is due to take off at 7：50 from the airport.
—________ we fail to arrive there on time?
—Try to take another flight then.

A．What if	B．As if
C．Even if	D．Only if

上一题下一题 0.85难度单项选择更新时间:2010-12-17 04:49:08

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