流感病毒细胞培养时首选() A.Hela-299 B.Vero C.人胚肾细胞 D.

题型:单项选择题 A1/A2型题

问题:

流感病毒细胞培养时首选()

A.Hela-299

B.Vero

C.人胚肾细胞

D.狗肾传代细胞

E.MCCOy

考点:临床医学检验技术(师)病毒学总论、呼吸道病毒、肠道病毒、肝炎病毒、疱疹病毒、反转录病毒、其它病毒、朊粒1病毒学总论、呼吸道病毒、肠道病毒、肝炎病毒、疱疹病毒、反转录病毒、其它病毒、朊粒1题库
题型:单项选择题 A1/A2型题

Spring is coming.People in different countries like different outdoor activities.Leo,a reporter from Learning English in interviewing(采访)some students.Here is what they have said.

Mary (13, America)  

I want to go out of the city to a beautiful field. It's happy to smell beautiful flowers, touch green grass and take some photos. And I like to have a picnic in the field, It's interesting!

Jim (14, Canada)  

The weather turns warmer and they days become longer in spring. It's a good time to go camping. It would be fun to sleep in a tent. I enjoy the comfortable weather too.

Tony (13, England)

In spring, I like going cycling alone. It can not only make me enjoy the beautiful season but also help me became stronger. I can write something about what I see on the way.

Wang Fang (12, China)

I'm good at making all kinds of kites. And in spring. I like flying kites with my family or my friends in the park. One of us holds the kite. and another one catches the line. It's exciting to see the kite flying high in the sky.

小题1:Mary maybe lives in the ______.

A.town

B.city

C.field

D.country小题2:Jim thinks it fun to ______.

A.sleep in a tent

B.take some photos

C.fly kites

D.have a picnic小题3:Tony likes going cycling in spring because ______.

A.he can enjoy the nice weather

B.it can make his body strong

C.his bike is very cool

D.both A and B小题4:Wang Fang always flies kites ______.

A.by herself

B.on rainy days

C.with her family or friends

D.in the field小题5:Which one is WRONG according to the passage?

A.Jim is the oldest one of the four.

B.Mary is from England.

C.Making kites is Wang Fang's hobby.

D.Tony is interested in writing.

题型:单项选择题 A1/A2型题

关于肿瘤的转移错误的是()。

A.胃癌可转移至盆腔

B.乳癌可转移至锁骨上淋巴结

C.交界性肿瘤不出现转移

D.肝癌可出现脑转移

E.肺癌可出现骨转移

题型:单项选择题 A1/A2型题

下列会增强公司变现能力的因素有( )。

A.可动用的银行贷款指标

B.准备很快变现的长期资产

C.偿债能力的声誉

D.其他公司为其提供的担保

题型:单项选择题 A1/A2型题

题使用的数据表如下:
当前盘当前目录下在数据库:学院.dbc,其中有“教师”表和“学院”表。
                 “教师”表:
职工号系号姓名工资主讲课程
1102000101肖海3408数据结构
1102000202王岩盐4390数据结构
1102000301刘星魂2450C语言
1102000403张月新3200操作系统
1102000501李明玉4520数据结构
1102000602孙民山2976操作系统
1102000703钱无名2987数据库
1102000804呼廷军3220编译原理
1102000903王小龙3980数据结构
1102001001张国梁2400C语言
1102001104林新月1800操作系统
1102001201乔小廷5400网络技术
1102001302周兴池3670数据库
1102001404欧阳秀3345编译原理

                          “学院表”
系号系名
01计算机
02通信
03信息管理
04数学

有SQL语句: SELECT COUNT(*)AS人数,主讲课程FROM教师; GROUP BY主讲课程ORDER BY人数DESC 该语句执行结果的第一条记录的内容是

A.4 数据结构

B.3 操作系统

C.2 数据库

D.1 网络技术

题型:单项选择题 A1/A2型题

以下哪些是可能产生导频污染的原因:()

A.导频信道发射功率偏大

B.基站位置和天线倾角选取不当

C.地理环境复杂,设计考虑不充分

D.手机发射功率过大

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