问题
identBarack Obama arrived in China’s economic center Shanghai on Sunday night,November 15th 2009, ___ a state visit to China
A:which；which
B:that；that
C:where；that
D:that；which
B:that；that
C:where；that
D:that；which
正确答案是：
同类题型
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ing to this survey, some TV programmes should take _________ for teenagers’ negative behavior.
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