Although Shanghai's case numbers remain small by global __________,the city has emerged as a test bed for China's "dynamic clearance" anti-Covid strategy,which _________ to test,trace and centrally quarantine all positive cases and their close contacts.( ?。?/h1>
【考點】名詞詞義辨析.
【答案】D
【解答】
【點評】
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發(fā)布:2024/5/27 14:0:0組卷:11引用:1難度:0.7
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