下列著作由北朝人撰写的是: ①《缀术》 ②《水经注》 ③《齐民要术》 ④《神灭论

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问题:

下列著作由北朝人撰写的是:

①《缀术》 ②《水经注》 ③《齐民要术》 ④《神灭论》 [ ]

A.①③

B.②④

C.②③

D.①④

考点:祖冲之和圆周率贾思勰和《齐民要术》郦道元和《水经注》范缜的《神灭论》
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填空 根据句子意思,用所给单词的适当形式填空,将答案写在答卷上。(共10小题,每小题1分)

小题1:Can you imagine his ________(walk) on the moon?

小题2:The little girl _________(prefer) the red one and her mother bought it for her at last.

小题3:Can you ________(memory) all the words in one week?

小题4:The cat’s _________(die) brought the whole family much sorrow.

小题5:You ought to pay attention to ___________(listen) to the teacher carefully in class and be more careful not to make any stupid mistake..

小题6:She remembered ________(close) the windows, but when she came back she found them all __________(open).

小题7:Finally she finished the tough work by herself __________(success).

小题8:Nowadays a great number of ___________(woman doctor) are very successful .

小题9: I am used to _________(send) her e-mails instead of _________(write) letters.

小题10:Unless Tina ________(study) harder from now on, she _________(fail) the exam.

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女性,56岁,背部一痈切开引流,同时应用广谱抗生素2周防止感染,背部切口愈合较好,1天前突然发生寒战、高热,很快出现神志淡漠、嗜睡、血压下降,眼底镜检查看到其眼底视网膜和脉络膜上有小的、白色发亮的圆形隆起。

下列治疗中错误的是

A.输血治疗

B.抗生素

C.支持治疗

D.对症治疗

E.原发灶治疗

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共模电压是指在某一给定地点对一任意参考点所测得为各导线共有的电压。差模电压是指在某一给定地点所测得在同一网络中两导线间的电压

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儿童复发性腮腺炎的造影表现是()

A.末梢导管扩张

B.主导管充盈缺损

C.主导管呈羽毛状、花边状

D.分支导管密集

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()属于污水处理的化学方法。

A.气浮法

B.格栅截留法

C.中和法

D.过滤法

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