多项选择题

下列哪些指标有利于朗格汉斯组织细胞增生症的确诊

A．CD68（+）
B．Langerin 和 CD1a（+）
C．S-100（+）
D．电镜可见Birbeck小体
E．病理活检对朗格汉斯细胞的识别

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单项选择题

When I was 16 years old, I made my first visit to the United States. It wasn't the first time I had been 【C1】______ . Like most English children I learned French at school and I had of-ten 【C2】______ to France, so I was used 【C3】______ a foreign language to people who didn't under- stand 【C4】______ . But when I went to America I was really looking forward to 【C5】______ a nice easy holiday without any 【C6】______ problems.How wrong I was! The misunderstanding began at the airport. I was looking for a 【C7】______ telephone to give my American friend Danny a 【C8】______ and tell her I had arriveD.A friendly old man saw me 【C9】______ lost and asked 【C10】______ he could help mE.'Yes,' I said, 'I want to give my friend a ring.' 'Well, that's 【C11】______ 'he exclaimeD.'Are you getting 【C12】______ ? But aren't you a bit 【C13】______ ? ' 'Who is talking about marriage?' I replieD.'I 【C14】______ want to give a ring to tell her I've arriveD.Can you tell me where there's a phone box? ' 'Oh!' he said, 'There is a phone downstairs.'When at last we 【C15】______ meet up, Danny 【C16】______ the misunderstanding to mE.'Don't worry,' she said to mE.'I had so many 【C17】______ at first. There are lots of words which the Americans 【C18】______ differently in meaning from 【C19】______ . You will soon get used to 【C20】______ things they say. Most of the time British and American people understand each other!'【C1】______A.outB.aboardC.awayD.abroad

A.B.'
C.'
D.out
B.aboard
C.away
D.abroad

单项选择题

“入芝兰之室，久而不闻其香”是（）。

A.感觉对比
B.感觉适应
C.感觉补偿
D.联觉

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