We ________ here on time but we were caught in a traffic jam.A．must have arrive
题型：不详难度：来源：
We ________ here on time but we were caught in a traffic jam.| A．must have arrived | B．could have arrived | | C．need have arrived | D．should have arrived |
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答案
| B |
解析
| B 考察虚拟语气，句义：我们本来能够准时到达，可是我们遇见了交通堵塞了。Could have arrived本来能够到达，却没有到达。符合语境。故B正确。 |
举一反三
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