问题补充:
The workers busily when the boss came to look for something she in the office.
A had worked, had leftB were working ; had left C working ; had left D had worked; left
答案:
解析:前一空表示当时正在进行的动作,所以用过去进行时,第二空用过去进行时表示这动作在came之前。
时间:2024-03-10 06:27:18
The workers busily when the boss came to look for something she in the office.
A had worked, had leftB were working ; had left C working ; had left D had worked; left
解析:前一空表示当时正在进行的动作,所以用过去进行时,第二空用过去进行时表示这动作在came之前。
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2024-07-19