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【单选题】
食物中毒与其他急性疾病最根本的区别是 :A.
潜伏期短
B.
很多人同时发病
C.
急性胃肠道症状为主
D.
病人曾进食同一批某种事物
E.
需尽早洗胃
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【简答题】听下面一段材料，回答第1-2题。. 1. How do the two speakers think of e-mails? A. Easy but expensive. B. Fast but inconvenient. C. Cheap and convenient. . 2. What does the woman want to do after graduation? A. To ope...
【简答题】Even with the most educated and the most literate, the King's English slips and slides in conversation.
【单选题】In recent decades, China is becoming one of the most _____countries in the world.
A.
plentiful
B.
powerful
C.
friendly
D.
wealthy
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