This is the first time that I ________ to Beijing.A．wasB．had beenC．amD．have been_刷题宝

题干

This is the first time that I ________ to Beijing.

A．was

B．had been

C．am

D．have been

上一题下一题 0.64难度单项选择更新时间:2016-03-18 01:13:38

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