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【单选题】
妊娠合并心脏病使用抗生素预防感染的时间是（ ）A.
无论什么时候使用均可
B.
确定怀孕开始使用
C.
分娩期开始使用至产后一
D.
分娩期开始持续至整个产褥期
E.
产后立即给予抗生素
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举一反三
【简答题】下列各种类型的数据文件中,不可以导入到Access数据库的是______。
【单选题】In 1914, an apparently insignificant event in a remote part of Eastern Europe ______ Europe into a great war.
A.
plunged
B.
imposed
C.
pitched
D.
inserted
【简答题】根据对话情景和内容，从对话后所给的选项中选出能填入每一空白处的最佳选项，并在答题卡上将该选项涂黑。选项中有两个为多余选项。 Jack: How do you keep in touch with your aunt in America? Emma: Oh．I make a phone call once a month． Jack: 6 Emma: Yeah． Jack: 7 Emma: I h...
【单选题】The starting spot of the Changjiang River may be ______.
A.
somewhere in the eastern part of China
B.
somewhere in the northern part of China
C.
somewhere in the place north of Tibet
D.
somewhere in the place north to Tibet
【简答题】long conversation : Kate looks upset because she is (1) ___________ about the result of the final exam. Jack comforts her and suggests she should never make preparations until (2) ________________, wh...
【单选题】In 1914, an apparently insignificant event in a remote part of Eastern Europe ______ Europe into a great war.
A.
inserted
B.
pitched
C.
imposed
D.
plunged
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