(2013·济南一模)________ you are unable to deal with it, perhaps we should ask someone else for help.

(2013·济南一模)________ you are unable to deal with it, perhaps we should ask someone else for help.

#30428

Although

While

Since

Unless

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as if

even though

now that

in case

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before

that

since

when

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with which

of which

for which

which

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while

as if

even if

otherwise

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Once

As long as

Unless

Now that