皮皮学，免费搜题
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搜题
【单选题】
墨菲征阳性常提示( )。A.
急性胰腺炎
B.
急性阑尾炎
C.
慢性胆囊炎
D.
十二指肠多溃疡
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【判断题】Scuba diving seems to be the only activity that appeals to both Bob and Gloria.
A.
正确
B.
错误
【简答题】短文改错。 Not too long ago, people can't go scuba diving on Hainan Island, or anywhere else. This were because there was no machine allowing person to breathe under water for long time. In 1943 Jacques C...
【简答题】短文改错。 Not too long ago, people can't go scuba diving on Hainan Island, or anywhere else. This were because there was no machine allowing a person breathe under water for long time. In 1943 Jacques Co...
【简答题】发酵过程受到噬菌体的污染，使发酵失败，得不到产物的过程叫“（ ）”。
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