下列关于慢性粟粒性肺结核病发生的叙述，哪项是正确的（） A.多_爱下问搜题

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问题单项选择题

下列关于慢性粟粒性肺结核病发生的叙述，哪项是正确的（）

A.多见于成年人，结核杆菌由肺外潜伏病灶间歇入血而致

B.常伴有肺门淋巴结病变扩大

C.由肺原发灶直接蔓延引起

D.由慢性纤维空洞型肺结核经支气管播散造成

E.由浸润型肺结核直接蔓延引起

答案

参考答案：A

完形填空

When I was 16 years old, I made my first visit to the United States. It wasn’t the first time I had been__36__. Like most English children I learned French __37_ school and I had often been to France, so I _38_ speaking a foreign language to people who didn’t understand_39. But when I went to America I was really looking forward to_40__ a nice easy holiday without any __41__ problems.
_42 wrong I was! The misunderstanding began at the airport. I was looking for a__43 telephone to give my American friend Danny a _44_ and tell her that I had arrived. A friendly old man saw me looking lost and asked__45__ he could help me. “ Yes,” I said, “ I want to give my friend a ring.” “ Well, that’s__46__,” he exclaimed. “ Are you getting47_? But aren’t you a bit _48__?” “ Who is talking about marriage?” I replied. “ I __49_want to give my friend a ring to tell her I’ve arrived. Can you tell me _50__there’s a phone box, please?” “ Oh!” he said, “there’s a phone downstairs.”
When at last we _51__meet up, Danny explained the misunderstandings to me. “Don’t worry,” she said to me. “I had so many_52__at first. There are lots of words which the Americans__53__differently in meaning from us British. You’ll soon get used to _54__funny things they say. Most of the__55__British and American people understand each other!”

A．get used to

B．was used to

D．information

B．to be married

B．difficulties

单项选择题

关系规范化中的插入操作异常是指______。

A) 不该删除的数据被删除
B) 不该插入的数据被插入
C) 应该删除的数据未被删除
D) 应该插入的数据未被插入