题目

有关氢原子光谱的说法正确的是( ) A．氢原子的发射光谱是连续的 B．氢原子光谱说明氢原子只发出特定频率的光 C．氢原子光谱说明氢原子能级是分立的 D．氢原子光谱的频率与氢原子能级的能量差无关 答案：BC8、Miss Lovely began to work in our office last year. She thought she was__1__and hardly talked with us. Her house was a little far from our company and she had to go to work __2__ every day. 　　Of course, she had to spend a lot of __3__on this. She decided to have her own car, and began to __4__how to drive two months ago. Now she was able to drive, but had to__5__a licence before she could buy a car. It took her a week to__6_the traffic regulations. She was sure she would__7_the examinations. 　　It was finally time for her to take the examinations yesterday. Miss Lovely didn't come to work.We__8   she would drive her new car to our company this morning. But to our__9__she came here by taxi and didn't tell anybody about it. None of us asked her the__10_but her face clearly showed she had__11__in the exams. 　　This afternoon one of our workmates told us __12__had happened to the girl when she was__13_. Yesterday the chief examiner had asked her some questions, but she could answer only a __14__. For example, "Would you run over a man or a dog if you see them both in the middle of the__15_?" 　　"Of course I'd run over the dog, sir", Miss Lovely answered without __16. 　　"I'm sorry to tell you, Miss Lovely," the examiner shook his__17_and said, "you have to take the examination again!" 　　"I don't think my answers were__18  , sir," the girl said in a hurry. "I__19_ run over a man, you know!" 　　"I agree with your__20_, Miss Lovely," the chief examiner said with a smile. "but why not brake (刹车)?" 1．A．old             B．foolish        C．clever           D．kind 2．A．by taxi         B．by train       C．on foot          D．by plane 3．A．time            B．money          C．energy           D．room 4．A．teach           B．plan           C．operate          D．learn 5．A．find            B．apply for      C．look for         D．make 6．A．learn           B．forget         C．teach            D．break 7．A．take            B．prepare        C．explain          D．pass 8．A．suggested       B．described      C．thought          D．replied 9．A．surprise        B．joy            C．anger            D．pleasure 10．A．name           B．reason         C．rule             D．notice 11．A．believed       B．heard          C．found            D．failed 12．A．why            B．how            C．what             D．when 13．A．ill            B．alone          C．in               D．out 14．A．few            B．several        C．all              D．lot 15．A．room           B．playground     C．hospital         D．road 16．A．asking         B．thinking       C．discussing       D．advising 17．A．foot           B．nose           C．ears             D．head 18．A．wrong          B．correct        C．right            D．true 19．A．can            B．need           C．can't            D．needn't 20．A．car B．opinion C．fact         D．purpose 评卷人 得分 二、选择题 （每空？ 分，共？ 分）