问题

ch 2013, Xi Jinping, ____ leader of the ChineseCommunist Party, was warmly received by Putin, who was elected ____ presidentof Russia two years ago
A:he explained
B:what he explained
C:how he explained
D:why he explained
B:what he explained
C:how he explained
D:why he explained
正确答案是:
同类题型
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