Not until most of the people had left the airport ____ his sister was there. (SC

游客2023-10-11  56

问题 Not until most of the people had left the airport ____ his sister was there. (SCET3: 0912)

选项 A、had he seen
B、did he see
C、that he saw
D、that he had seen

答案 B

解析
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