问题
单项选择题
以下为内源性光敏物的是（）。
A.四环素
B.卟啉
C.补骨酯
D.某些蔬菜
答案
参考答案：B
搜题请搜索小程序“爱下问搜题”
以下为内源性光敏物的是（）。
A.四环素
B.卟啉
C.补骨酯
D.某些蔬菜
参考答案：B
Seven loyal readers came to the Teens’ office two weeks ago. They had a wonderful day learning how to make a newspaper. But what 36 made them excited was that they had their say（发表意见）. “What most impressed me was 37 I was saying something, I found all eyes were 38 me,” said Tang Shining, one of the students. Her friend, Li Chunbei agreed, and felt very glad that when she was talking, the editors nodded and even 39 notes. Students were happy to see the editors listen to their 40 . You may often 41 about being neglected (忽略) by teachers and parents. 42 before complaining, please 43 that you have already spoken about your thoughts. It’s common in China that teachers at school and parents were 44 the ones to tell teenagers what they should and shouldn’t do. The young are 45 to doing what they are told, rather than thinking by themselves. But then their ideas would be locked in their brains and not be 46 . A girl wrote to Teens about her family 47 . She used to be very sad because her father seldom talked and played with her. After years of consideration, she 48 decided to write her father a letter, telling him about her sadness. To her 49 , the father 50 , saying that he didn’t realize his mistakes. From then on, he really 51 . Sometimes, we need to let our 52 be heard, so others can understand our thoughts and feelings. Don’t be afraid of being 53 for what you have done. You know it is your 54 to speak your mind. 55 your ideas are denied (否定), at least you have tried your best. You will not be left with any regret.
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