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【单选题】
为明确诊断首选的检查是A.
胸部×线检查
B.
心电图检查
C.
动脉血气分析
D.
痰培养及药敏试验
E.
血胆固醇和甘油三酯测定
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
【单选题】联通公司的GSM双频网是指( )。
A.
800MHz和1800MHz
B.
900MHz和1900MHz
C.
900MHz和1800MHz
D.
800MHz和1900MHz
【简答题】阅读理解。 Tom has just received four invitations(邀请)from four different friends. Here are his replies(答复)to them. Jim, I can't meet you at 6 p. m. because I won't finish work until 5:45, What about6:30? I...
【简答题】Tom tried to ______ his absence from the meeting by claiming that he had been ill that day. 2. The poem wasn’t written to give a realistic account of the war but to _______ those men who were killed i...
【简答题】1.Tom is new here. So he has _____
friends.A. a little( 一些；修饰不可数名词 ) B. little （几乎没有，修饰不可数名词） C. a few ( 一些；修饰可数名词 ) D. few （几乎没有，修饰可数名词）
【简答题】Alice is an American girl. She has two good friends. One is Tom, the other is Jim. They come from the same country. They are studying in Beijing now. They are at the same school-- No.2 Middle School. ...
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