下列有关分子核医学的描述中，正确的是（）。 A.分子识别是分子_爱下问搜题

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问题单项选择题

下列有关分子核医学的描述中，正确的是（）。

A.分子识别是分子核医学的重要理论基础

B.分子识别包括：抗原–抗体、配体–受体、酶–底物、反义探针–癌基因等

C.靶向放射性药物经分子识别与靶器官或靶组织特异性结合，用于显像则可同时获得病变的解剖学影像和功能性影像，用于治疗则可获得高度特异性靶向治疗

D.分子核医学已进入以“分子显像”和“靶向治疗”为特色的诊断与治疗并重的新领域

E.以上都对

答案

参考答案：E

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Time is very important in our lives. But it never had any importance in my life until I 　1　 a watch from my father that made me responsible(有责任). It 　2　 me the importance of time in my life.
I got this gift on a grey-sky day. I had to go to the 　3　 at 9:00 a.m. to pick up（接）my uncle Ali and take him to my father’s house. However, I forgot it 　4　 I was playing with my friends. Later on that day, around 11:00 a.m., I 　5　 my uncle, but I was late for him. He had got out of the plane and 　6　 a taxi to my father’s house.
I　7　 my father’s house at 2:00 p.m. at the same day . My father looked at me angrily. I said “hi” to him and my 　8　 uncle. My father asked me to sit 　9　 him and handed me this watch which was a gift from 　10　. It weighed 8 oz（盎司）and all of it was made of silver（银）. Then he said, “Essa, did you have fun 　11　 your friends today? What you did was not very nice and you should be sorry for your 　12　.” I felt sorry and told my father that I wouldn’t do it again. Then he said, “This watch will be a reminder(提醒物) for you. I hope today you have learned something 　13　.”
I learned a lesson from my father: to respect(尊重) time and 　14　 be late. The watch is important to me, not because of its 15　, but because of the lesson that I learned from it.

C．hospital　

C．remembered　

A．visited 　

A．surprised　

A．important　

B．interesting

C．sometimes　

单项选择题

斯塔夫里阿诺斯在《全球通史》中说：“那时的西欧是无可匹敌的，它拥有向外猛冲的推动力——宗教动力、思想骚动、经济活力、技术进步和有效动员人力物力的民族君主国。”材料指出了（）

A.新航路开辟的原因和条件

B.启蒙运动的历史影响

C.近代科技发展的社会基础

D.殖民扩张的客观作用