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【单选题】
以下关于西班牙国歌的描述,正确的是哪个?A.
西班牙国歌创作于17世纪
B.
国歌原名为《西班牙进行曲》
C.
国歌歌词作者是失业工人·库
D.
国歌至今仍没有歌词
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反馈参考答案：
举一反三
【简答题】套管头安装在整个采油树的 ,其作用是把井内 连接起来,使各层套管间的 不漏。
【单选题】As there was no 8 to call for help, I leaned back in my seat trying my best to keep the wound from .
A.
place
B.
strength
C.
tools
D.
way
【单选题】有关口服避孕药的指导，错误的是
A.
哺乳期妇女不宜服用避孕药
B.
需妥善保管口服避孕药
C.
注射避孕针剂时，注意将安瓿中药液吸尽
D.
注射避孕针后应观察15分钟方可离开
E.
计划受孕者，停药后即可受孕
【简答题】实体联系模型又称为（）
【单选题】The teacher paced and rubbed the chalk between her fingers. I wondered what she was about to put on the board. I was now the only one not writing. I leaned back and over my left shoulder whispered to ...
A.
Pleased, because it was an easy question to answer.
B.
Bored, because she wasn't interested in maths.
C.
Worried, because she was the only one who didn't know the answer.
D.
Confused, because she didn't understand the question.
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