Mr. Obama paid a visit to China in November, 2009, _______, needless to say, must strengthen the Sin...
2022-12-23 08:14:51 200次 2012-2013学年辽宁省高三第一阶段测试英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Mr. Obama paid a visit to China in November, 2009,
_______, needless to say, must strengthen the Sino-US ties.
A．what B．that C．which D．it
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