题目内容
We need some more facts and figures ______ we make the final decision.
| A．since | B．before | C．after | D．until |
B
解析试题分析：句意：我们需要更多的事实和数字才能做出最后的决定。Before“在…前面”，也可以结合语境翻译成“才…，就…”，A. since 自从，C. after在…后面，D. until直到，所以选B。
考点：考查连词辨析
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