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【单选题】
下列关于输尿管的描述，正确的是（）
A.
可分为腹盆段两部
B.
腹盆段均走行于腹膜的后方
C.
盆段有子宫动脉越过其后方
D.
开口于膀胱内面的输尿管口是输尿管的狭窄处之一
E.
只有两处狭窄
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参考答案：
举一反三
【单选题】Today Chinese is becoming more and more popular. It _____ in many schools around the world.
A.
teaches
B.
is teaching
C.
has taught
D.
is taught
查看完整题目与答案
【简答题】汉译英。 1. 汉语在全世界正变得越来越重要。 Chinese is becoming ______  ______  ______ ______ in the world. 2. 我就是走也要走到那儿。 I'll get there, ______ ______ I have to walk. 3. 我邀请了乔，而没邀请托尼， 因为他生病了。 I invited Joe _____ ______...
查看完整题目与答案
【判断题】双作用叶片泵因两个吸油窗口、两个压油窗口是对称布置，因此作用在转子和定子上的液压径向力平衡，轴承承受径向力小、寿命长。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Conversation 5 What does the man want to do? [音频]
A.
He wants to watch a concert by Michael Jackson on TV.
B.
He wants to invite the woman to a concert.
C.
He wants to buy tickets for a concert to please the woman.
查看完整题目与答案
【单选题】易破碎、破损的商品主要采用的包装技法是()
A.
防锈包装
B.
缓冲包装
C.
真空包装
D.
吸塑包装
查看完整题目与答案
【简答题】微实验 分区和格式化硬盘 假设你的主机上安装了一块 500G大小的 新硬盘, 请完成如下实验任务。 1. 对硬盘进行分区 (A) 用 fdisk 对这块新硬盘,按照下面的方案进行分区。记录下每个步骤。 a) 划分为 4 个分区; b) 分区 1 要求为主分区,采用 ext4 文件系统,大小为 100G ,挂载在 /Log 下; c) 分区 2 要求采用 ext4 文件系统,大小为 G , /P...
查看完整题目与答案
【单选题】设计长期连续工作的闭式蜗杆传动，为什么需要进行热平衡计算？（ ）
A.
防止蜗杆蜗轮受热变形后不能正常啮合
B.
防止蜗杆蜗轮的材料在高温下机械性能下降
C.
防止润滑油受热后体积膨胀外溢，污染环境
D.
防止润滑油温度过高后引起变质，使润滑失效
查看完整题目与答案
【简答题】Conversation 5 What can be inferred from the conversation?A. The employment is good at her job. B. The post office is more convenient than the regular post office. C. The post office is located near a...
查看完整题目与答案
【简答题】TodayChinese is becoming more and more popular. It ________ inmany schools around the world.A. teaches B. is teaching C. has taught D. is taught
查看完整题目与答案
【单选题】Today Chinese is becoming more and more popular. It _____ in many schools around the world. [     ]
A.
teaches
B.
has taught
C.
is taught
D.
is teaching
查看完整题目与答案
相关题目：
【单选题】Today Chinese is becoming more and more popular. It _____ in many schools around the world.
A.
teaches
B.
is teaching
C.
has taught
D.
is taught
查看完整题目与答案
【简答题】汉译英。 1. 汉语在全世界正变得越来越重要。 Chinese is becoming ______  ______  ______ ______ in the world. 2. 我就是走也要走到那儿。 I'll get there, ______ ______ I have to walk. 3. 我邀请了乔，而没邀请托尼， 因为他生病了。 I invited Joe _____ ______...
查看完整题目与答案
【判断题】双作用叶片泵因两个吸油窗口、两个压油窗口是对称布置，因此作用在转子和定子上的液压径向力平衡，轴承承受径向力小、寿命长。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Conversation 5 What does the man want to do? [音频]
A.
He wants to watch a concert by Michael Jackson on TV.
B.
He wants to invite the woman to a concert.
C.
He wants to buy tickets for a concert to please the woman.
查看完整题目与答案
【单选题】易破碎、破损的商品主要采用的包装技法是()
A.
防锈包装
B.
缓冲包装
C.
真空包装
D.
吸塑包装
查看完整题目与答案
【简答题】微实验 分区和格式化硬盘 假设你的主机上安装了一块 500G大小的 新硬盘, 请完成如下实验任务。 1. 对硬盘进行分区 (A) 用 fdisk 对这块新硬盘,按照下面的方案进行分区。记录下每个步骤。 a) 划分为 4 个分区; b) 分区 1 要求为主分区,采用 ext4 文件系统,大小为 100G ,挂载在 /Log 下; c) 分区 2 要求采用 ext4 文件系统,大小为 G , /P...
查看完整题目与答案
【单选题】设计长期连续工作的闭式蜗杆传动，为什么需要进行热平衡计算？（ ）
A.
防止蜗杆蜗轮受热变形后不能正常啮合
B.
防止蜗杆蜗轮的材料在高温下机械性能下降
C.
防止润滑油受热后体积膨胀外溢，污染环境
D.
防止润滑油温度过高后引起变质，使润滑失效
查看完整题目与答案
【简答题】Conversation 5 What can be inferred from the conversation?A. The employment is good at her job. B. The post office is more convenient than the regular post office. C. The post office is located near a...
查看完整题目与答案
【简答题】TodayChinese is becoming more and more popular. It ________ inmany schools around the world.A. teaches B. is teaching C. has taught D. is taught
查看完整题目与答案
【单选题】Today Chinese is becoming more and more popular. It _____ in many schools around the world. [     ]
A.
teaches
B.
has taught
C.
is taught
D.
is teaching
查看完整题目与答案
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