We'd better set off or it will be dark __________ we know it.
| A．before | B．after |
| C．when | D．until |
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| A． | I have had | B． | I had | C． | have I had | D． | had I |
I'd prefer tomy judgment until I find all the evidence
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| A． | show | B． | express | C． | pass | D． | reserve |
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| A．held | B．holding | C．be held | D．to hold |
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| A． | result | B． | cause | C． | warning | D． | reflection |
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