问题
选择题
There she was, standing exactly ____ I had left her, crying bitterly.[ ]
A. when
B. that
C. where
D. in which
答案
答案：C
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There she was, standing exactly ____ I had left her, crying bitterly.[ ]
A. when
B. that
C. where
D. in which
答案：C
的圆形对接轨道，等待与神舟九号飞船交会对接．对接成功后，组合体以
的速度绕地球飞行．航天员圆满完成各项任务后，神舟九号飞船返回地面着陆场，天宫一号变轨至高度为
的圆形自主飞行轨道长期运行．则