在天然气组分中,已烷抗爆性最高。

题型:判断题

问题:

在天然气组分中,已烷抗爆性最高。

考点:天然气净化操作工考试天然气净化操作工中级天然气净化操作工中级题库
题型:判断题

某工程单代号网络计划如下图所示,其关键线路有()条。

A.4

B.3

C.2

D.1

题型:判断题

阅读理解。

                                                  Mini  Book  Excerpts(节选)

Biography

    When Salinger learned that a car park was to be built on the land,the middle-aged writer was shocked

and quickly bought the netghboring area to protect it… The townspeople never forgot the rescue and

came to help their most famous neighbor. 

                             J. D.  Sulinger:A  Life by Kenneth Slawenski(Random House,$27)Mystery(疑案小说)

        "You're a smart boy.  Benny's death was no accident, and you're the only who saw it happen. Do

you think the murderer should get away with it ? "The boy was starting stubbornly at his lap again.

     A  thought suddenly occerred to Annika,"Did you …You recognized the man in the car,didn't you?"

     The boy hesitated, twisting his fingers,"Maybe,"he said quitely.

                                   Red Wolf by Liza Marklund(Atria Books, $25. 99)

Short Stories

     She wants to say to him what she has learmed,none of it in class. Some women are borm stupid,and

some women are too smart for their own good. Some women are born to give ,and some women only

know how to take.  Some women learn who they want to be from their mothers,some who they don't

want to be.  Some mothers suffer so their daughters won't.  Some mothers love so their daughters won't.

                              You  Are Free by Danzy Senna (Riverhead Books,$15)

Humor

    Do your kids like to have fun? Come to Fun  Times! Do you like to watch your kids having fun? Bring

them to Fun Times! Fun Times!'s "amusement cycling"is the most fun you can have,legally,in the United

States right now. Why spend thousands of dollars flying to Disney World when you can speng less than

half to that within a day's drive lf most cities?

                         Happy And Other Bad Thoughts by Larry Doyle(Ecco,$14. 99)

1. If the readers want to know about the lite of Salinger , they should buy the book published by_____. 

A. Ecco                                  

B. Atria Books    

C. Riverhead Books                        

D. Random House

2.  The book Hbppy And Other Bad Thoughts is intended for                

A. young children                          

B. Disney World workers    

C. middle school teachers                    

D. parents with young children

3.  Which book describes women with characters of their own?

A. Happy And Other Bad Thoughts      

B. J.  D.  Salinger:A Life

C. You Are Free        

D. Red Wolf

4.  After finishing the book Red Wolf, the readers would learn that               .

A. the boy helped arrest the murderer    

B. Benny died of an accident

C. the murderer got away with the crime    

D. Ammika carried out the crime

题型:判断题

建设中国特色社会主义文化的根本任务是[     ]

A.沿着中国特色社会主义道路,集中力量进行社会主义现代化建设

B.发展面向世界、面向现代化、面向未来,民族的科学的大众的社会主义文化

C.提高全民族的思想道德素质和科学文化素质,培育有理想、有道德、有文化、有纪律的四有公民

D.不断满足人民日益增长的文化需要

题型:判断题

某温度时,在2L容器中,X、Y、Z三种物质的物质的量随时间变化的曲线如图所示。

(1)由图中数据分析:该反应的化学方程式为__________________。

(2)反应开始至2min,用Z表示的平均反应速率为__________。用X表示的平均反应速率为_________。

(3)判断:第5分钟时,反应是否达到平衡?_______.第5分钟时,Z的生成速率与Z的消耗速率相比

_________(填”大”、“小”或“相等”)

题型:判断题

简述标准高尔夫球场的构成要素。

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