题目内容
．Hurry up, ________ you’ll not catch the first bus.
| A．and | B．or | C．but | D．if |
B
解析试题分析：句意：快点，否则你就不能赶上第一辆公共汽车。A．and并且，那么 B．or 否则 C．but但是 D．if如果。根据句意，故选B
考点：考查连词的用法。
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