下列关于原核生物RNA聚合酶的错误项为() A.无即时校读功能 B.d因子识别转录的

题型:单项选择题 A1型题

问题:

下列关于原核生物RNA聚合酶的错误项为()

A.无即时校读功能

B.d因子识别转录的起始部位

C.又称转录因子

D.催化3',5'磷酸二酯键的形成

E.核心酶与d因子构成全酶

考点:公卫执业医师公卫执业医师模拟试题(四)第一单元
题型:单项选择题 A1型题

项目团队能力开发的途径与手段不包括( )。

A.培训

B.开展团队建设性活动

C.对团队成员不进行调整

D.表彰与奖励体系

题型:单项选择题 A1型题

零件在安排切削加工先后顺序时应考虑的原则:()。

A、基准先行的原则;

B、先粗后精的原则;

C、先主后次的原则;

D、先面后孔的原则;

题型:单项选择题 A1型题

阅读理解。

      Free On-line Short Stories For Kids: Trevor The Taxi

     In this children's story, suited to younger children, we have an adventure with Trevor. He is a taxi.

Trevor loves his life:

     "Sometimes he takes patients to the nursing home, where they can get better after being ill, and

sometimes he takes people home when they have been shopping, and Stan puts all their packages inside

Trevor's boot, so they will not get wet or broken."

     The black cab, in this adventure, goes far beyond the call of duty whilst he achieves his wildest dreams! What could this be? Well you will just have to read this short story for yourself!

     Free On-line Short Stories For Kids: The Girl Who Believed In Fairies

     The fairy queen is upset and the elves just don't know what to do:

     "Oh , oh ," sobbed the queen, getting her hankie all wet with her constant crying. For the twelfth time

that day, Elgie the chief elf took her hankie and wrung it out on to the carpet of grass that grew all around

the palace."

     How will they manage to help the queen? Why was she so unhappy? There is only one person that

can help! Can she do it? This is a lovely fairy tale that will glow the embers of your heart - only for young

little princesses!

     Free On-line Short Stories For Kids: The Envious Kings

     This story is suitable for 6 years and upwards.

     Unfolding in the story pages of this recommendation is a children's story about two kings who were

competing with each other:

     "In spite of the easy life that the two kings had, they were not happy, for each of them kept thinking

that the other one had a bigger and better palace, or owned more horses, or had more jewels or even

had creamier milk."

     They were both petty and, through their envy, they caused themselves much trouble. Who do you

think saved the day? Well, you will just have to read the story to find out!

      Free On-line Short Stories For Kids: The Wise Old Woman

This story is probably suited to the 8 years old age range and upwards, although would appeal to adults,

alike.

     Here I introduce you to one of my kids on-line stories listed on the writing and literature section of

Hubpages. In this parable you will find a magical world of wisdom involving trees, people and someone

very special.

    "As she stood and watched, the knowledge melted into her and the sapling grew...The magical

transition took her breath away and as she watched on with ore, she noticed something strange."

So, what was this strangeness and magical transition? Let me leave you with wonderment ... and a click

of the link!

     Free On-line Short Stories For Kids: Unusual Stories - Faffenburger's Odyssey

     This story is probably more suited to the older child. So who is Faffenburger? Well with one of these

free on-line short stories for kids, we enter into a different realm. A world of nonsense as Faffenburger

moves within alpha and omega. This is a rather unusual story as you will find out!

     "My friend, Henry Faffenburger stomped down the long lane on his short stumpy legs, moonlight

glancing off his bald-spot, which was a little surprising as there was no moon that night. As he rounded

the bend, he saw a pair of headlights coming toward him. They drew level, and stopped. A small man

with yellow eyes emerged from the darkness behind the lights, and enquired if Faffenburger would like

a lift.

     "Where are you going ?" asked my friend. "Wherever you want to go", replied the owner of the

yellow eyes."

     So, the adventure begins! Where will they go? Alpha, Omega or just the middle? After all, it was a

long summer - especially the middle! Take a closer look at this - you might find something a little more

strange and a little more hidden that you have noticed before. Intrigued? Well you should be with

Faffenburger's Odyssey!

1.Which story is more well-received by young girls?

A.Trevor The Taxi

B. Faffenburger's Odyssey

C.The Wise Old Woman

D. The Girl Who Believed In Fairys

2.You can find the description of a night scene in _______?

A.The Envious Kings

B.The Girl Who Believed In Fairies

C.The Wise Old Woman

D. Faffenburger's Odyssey

3. According to the passage, the kings in "The Envious Kings" can be described as_______?

A. Jealous

B. powerful

C. rude

D. ugly

4.Who will most probably find the passage useful?

A. parents with children    

B. children who love to surf the Internet

C. teachers in high school

D. experts who concern children

题型:单项选择题 A1型题

男性,37岁,小腿部感染形成局部脓肿后又出现弛张热,需做血培养,最佳抽血时间为( )。

A.任何时间
B.高热寒战时
C.发热间歇期
D.输入抗菌药时
E.输入抗菌药后

题型:单项选择题 A1型题

机动车距离交叉路口()米内不准停车。

A、30

B、40

C、50

D、60

更多题库