單項(xiàng)選擇題

舷梯有點(diǎn)兒高,我們應(yīng)該降低舷梯。()

A. The gangway is a little higher,we should lower it.
B. The gangway is a little higher, we should low it.
C. The pilot ladder is a little higher,we should lower it.
D. The pilot ladder is a little higher, we should low it.

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