摘要： B.灯要在夜里开.evening虽为"晚上"之意.但不可与at搭配.
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（本题满分14分）如图，α⊥β，α∩β=l， A∈α， B∈β，点A在直线l上的射影为A1， 点B在l的射影为B1，已知AB=2，AA1=1， BB1=， 求:
(Ⅰ) 直线AB分别与平面α，β所成角的大小;
(Ⅱ)二面角A1－AB－B1的余弦值． 查看习题详情和答案>>
(Ⅰ) 直线AB分别与平面α，β所成角的大小;
(Ⅱ)二面角A1－AB－B1的余弦值． 查看习题详情和答案>>
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根据中文提示，结合自己的想象，写一篇至少60 词的英语短文。要求意思连贯，符
合逻辑，句子通顺。
我爸爸是个出租司机，正在学英语。我问他为什么学英语，他说他要在2008 年北京
奥运会期间为来自世界各地的人们服务。我很感动，决心努力学习，将来也为奥运会增光。
合逻辑，句子通顺。
我爸爸是个出租司机，正在学英语。我问他为什么学英语，他说他要在2008 年北京
奥运会期间为来自世界各地的人们服务。我很感动，决心努力学习，将来也为奥运会增光。
图是我国某城市布局规划图，要在A、B、C、D四个地区拟建火力发电厂、自来水厂、印染厂、服装厂，并在城郊建立副食品基地及进行绿化建设。试从经济效益、环境因素考虑，回答下列问题
（1）自来水厂应建在________处，理由是________。
（2）火力发电厂应建在________处，理由是________。
（3）印染厂应建在________处，理由是________。
（4）服装厂应建在________处，理由是________。 查看习题详情和答案>>
（1）自来水厂应建在________处，理由是________。
（2）火力发电厂应建在________处，理由是________。
（3）印染厂应建在________处，理由是________。
（4）服装厂应建在________处，理由是________。 查看习题详情和答案>>
A famous foreign company in China wanted a Clerk for its public relation department (公关部).
A beautiful girl with a master's degree(硕士学位) went through a lot of challenges and her name was on the list. In the final stage she faced an interview together -with another girl. Both of them were outstanding,
not only in looks but also in education.
The girl was successful in the interview. It seemed that she would get the chance. At last the examiner asked her, "Can you come to the office next Monday?" Shocked by the unexpected question, the beautiful girl couldn't make a decision at the moment, so she said, "I have to talk with my parents before I give an answer. " The examiner felt surprised but said calmly, "If so, let' s wait till you are ready. "
The next day, the girl came to tell the examiner that her parents had agreed to let her begin work next Monday. But the examiner said regretfully (遗憾地), "Sorry, another suitable candidate (选手)has got the job. You had better try another place. "The beautiful girl was surprised. She asked for an explanation(解释) and was told, "What is needed here is a person who knows her own mind. "
That was how a good opportunity right under the nose of a beautiful girl ran away.
【小题1】 The beautiful girl wanted to ask her parents for advice because_________
【小题2】 We can learn from the passage that__________
【小题3】The examiner regarded_________as the most important.
【小题4】 The underlined phrase "right under the nose of" probably means________
【小题5】 The best title for the passage above might be___________
查看习题详情和答案>>
A beautiful girl with a master's degree(硕士学位) went through a lot of challenges and her name was on the list. In the final stage she faced an interview together -with another girl. Both of them were outstanding,
not only in looks but also in education.
The girl was successful in the interview. It seemed that she would get the chance. At last the examiner asked her, "Can you come to the office next Monday?" Shocked by the unexpected question, the beautiful girl couldn't make a decision at the moment, so she said, "I have to talk with my parents before I give an answer. " The examiner felt surprised but said calmly, "If so, let' s wait till you are ready. "
The next day, the girl came to tell the examiner that her parents had agreed to let her begin work next Monday. But the examiner said regretfully (遗憾地), "Sorry, another suitable candidate (选手)has got the job. You had better try another place. "The beautiful girl was surprised. She asked for an explanation(解释) and was told, "What is needed here is a person who knows her own mind. "
That was how a good opportunity right under the nose of a beautiful girl ran away.
【小题1】 The beautiful girl wanted to ask her parents for advice because_________
| A．she didn't like the job | B．she didn’t expect the examiner would ask such a question |
| C．she didn't want to answer the question | D．her parents would be angry if she didn't ask them |
| A．the company lost its best clerk | B．no girl got the job |
| C．the other girl who failed at the last interview might get the job | |
| D．the examiner was very pleased with the girl |
| A．a person's confidence | B．a person's knowledge |
| C．a person's age | D．a person' s beautiful looks |
| A．就在鼻子下 | B．想要得到的 | C．没有把握的 | D．就在眼前的 |
| A．Make Decisions With Your Parents | B．A Successful Interview |
| C．Use Your Own Mind | D．Answer the Examiner's Question Quickly |