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【单选题】
关于细菌性阴道病下列是哪错误的?A.
细菌性阴道病是一种混合性的细菌感染
B.
病理特征为无炎症病变
C.
氨臭味实验阳性
D.
治疗的首选药物是青霉素
E.
分泌物灰白稀薄,黏度低
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【简答题】历史上最早研究地磁偏角的科学家是___________，最早发现电流磁效应的科学家是__________，最早发现电磁感应现象的科学家是___________。
【单选题】It ’ s a mistake to think of Florida only __ its tourist attractions.
A.
by means of
B.
in terms of
C.
in connection with
D.
by way of
【简答题】历史上最早研究地磁偏角的科学家是___________，最早发现电流磁效应的科学家是__________，最早发现电磁感应现象的科学家是___________，最早发明电话机的科学家是____________。
【简答题】发现电流磁效应的科学家是____________,发现通电导线在磁场中受力规律的科学家是____________,发现电磁感应现象的科学家是____________,发现电荷间相互作用力规律的科学家是____________。
【简答题】气固相催化反应是由哪些步骤所组成?
【单选题】—Hi, Cathy! I saw Miss Zhang in the meeting room just now. ―No, it ______ be her. She went to Nanjing two days ago.
A.
must
B.
may
C.
can’t
D.
needn’t
【简答题】阅读理解。 Do you know this girl? I was in the park with my elder sister, Cathy, on Friday. My sister left her jacket on a chair while we talked to some friends. When we went back to the chair, a girl in a...
【简答题】阅读理解。 Do you know this girl? I was in the park with my elder sister, Cathy, on Friday. My sister left her jacket on a chair while we talked to some friends. When we went back to the chair, a girl in a...
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