单项选择题：关于胎膜早破的预防，下列哪项错误（） A.积极防治下生殖道感染 B.妊娠后期禁止性交

题型：阅读理解

根据短文意思回答问题。

Jack lives in the country, and he loves playing in the river near his house. But his father gets a job in a big

city, and he moves there with his family.

"Is there a river here?" he asks his mother.

" No, there is not a river near here," his mother answers, " But there's a beautiful park near here, and there's

a pool in it. We're going there this afternoon. "

Jack is happy now.

After lunch, Jack and his mother go to the park. Jack wants to walk near the pool, but there is a sign in

front of it. His mother reads it to him, " Warning: This pool is dangerous. 200 people have fallen into it. " Jack

looks into the pool carefully. And then he says, "But I can't see them. "

Questions :

(1) Does Jack live in the country?

(2) What does he love?

(3) Why does he move to a big city?

(4) What's near Jack's new house?

(5) Is there a sign in front of the pool?

(6) What does the sign say?

(7) Can Jack see 200 people in the pool?

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题型：填空题

（8分）（1）在25℃条件下将pH=11的氨水稀释100倍后溶液的pH为__ （填序号）。

A．9

B．13

C．11～13之间

D．9～11之间（2）pH＝3的醋酸和pH＝11的氢氧化钠溶液等体积混合后，混合溶液中

c(Na^＋)_______c(CH₃COO^－) （ “>”、“＝”或“<”）。

（3）常温下，0.10mol/LNH₄Cl溶液中各离子浓度由大到小的顺序是_____________ _。

（4）将NaHCO₃溶液跟Al₂(SO₄)₃溶液混合，现象是，相关反应的离子方程式是。

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题型：单项选择题

降水工程准备应包括下列( )内容。 ①降水范围、深度、起止时间及工程环境要求； ②了解掌握建筑物基础、地下管线、涵洞工程的平面图和剖面图；地面高程与基础底面高程；基坑 (槽)、涵洞支护与开挖设计；相邻建筑物与地下管线的平面位置、基础结构和埋设方式条件等； ③搜集降水工程场地与相邻地区的水文地质、工程地质、工程勘察等资料以及工程降水实例； ④进行降水工程场地踏勘，搜集降水工程勘察、降水工程施工的供水、供电、道路、排水及有无障碍物等现场施工条件

A．①②

B．①②③

C．②③④

D．①②③④

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题型：单项选择题

肝癌患者，平扫见肿瘤边缘更低密度环状带，增强扫描显示低密度环状带于门静脉期和实质期增强，提示多为肝癌的哪一型()

A．巨块型

B．结节型

C．弥漫型

D．外生型

E．空洞型

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题型：单项选择题

一般用于数码相机、数码摄像机、测量仪器及移动硬盘等设备的接口是（）

A.VGA

B.RJ-45

C.DIV

D.Mini-USB

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关于胎膜早破的预防，下列哪项错误（） A.积极防治下生殖道感染 B.妊娠后期禁止性交

题目：

答案：