题目内容
—We all had a lot of fun at the barbecue yesterday. Pity you weren't there.
—I really should have gone with you but I________on some remaining problems.
—I really should have gone with you but I________on some remaining problems.
| A．worked | B．was working |
| C．would work | D．would have worked |
B
答案 B [句意：——昨天我们去野炊玩得非常高兴。遗憾的是你没去。——我真的应该和你们一起去，但我一直在解决剩下的那些问题。C、D两项可直接排除；A项表示过去的习惯性动作，也被排除。B项表示“ 过去一直在做某事”，符合题意要求。]
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