Vehicle accidents have claimed many deaths in the past few years． _______ more action is taken， the problem will get dramatically worse．（　?。?/h1>

A．Unless

B．If

C．After

D．When

【考點(diǎn)】從屬連詞．

【答案】A

【解答】

【點(diǎn)評(píng)】

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發(fā)布：2024/5/27 14:0:0組卷：2引用：1難度：0.5

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A．ever since	B．a(chǎn)s if
C．even though	D．so that

Vehicle accidents have claimed many deaths in the past few years． _______ more action is taken， the problem will get dramatically worse．（ ?。?/h1>