________ the present unemployment continue, the society would face a more troublesome situation.
#86354
A
Would
B
Should
C
Might
D
Could
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He commanded that all the gates      . 
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should shut
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shut
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 It’s too bad that I failed in the math exam. If only I ______ hard at it!
#87203
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worked
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had worked
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has worked
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If you had joined the chat room ten minutes ago, you _____ what we were talking about.
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will know
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thought
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