水准测量中在测站上，应至少进行（）的检核A、标尺零点不等差 B、高差 C、黑红面读数差D

此题要求改正所给短文中的错误。对标有题号的每一行作出判断：如无错误，在该行右边的横线上画一个勾(√)；如有错误(每行只有一个错误)，则按下列情况改正：

此行多一个词：把多余的词用斜线(划掉，并在该行右边横线上写出该词，并也用斜线(划掉。

此行缺一个词：在缺词处加一个漏词符号(∧)，并在该行右边横线上写出该加的词。

此行错一个词：在错的词下划一横线，并在该行右边横线上写出改正后的词。

　We are all busy talking about and use the Internet                               小题1:_________

which set up in the 1960s. At first, the Internet was                               小题2:_________

only used by the government, but in the early 1970s                              小题3:_________

the universities, hospitals and banks were allowed to                          小题4:_________

use it, either. However, computers were still very expensive                   小题5:_________

and the Internet was difficult to use it. By the beginning of                        小题6:_________

the 1990s, computers had became cheaper and easier.                                小题7:_________

Today it is easy to get on-line and it is saying                                       小题8:_________

that millions people use the Internet every day.                                     小题9:_________

Send e-mail is more and more popular among students.                         小题10:_________

It has now become one of the most important parts of people’s life.

天然气集输管线放空时，易发生操作事故，下列操作方法，正确的是(　　)。

A．先点火后放空，在放空管口火焰高度降到1m以下时，立即关闭放空阀，以避免负压吸入空气

B．先放空后点火，在放空管口火焰高度降到1m以下时，立即关闭放空嘲，以避免负压吸入空气

C．先点火后放空，在放气管口火焰高度10m时，立即关闭放空阀，以避免负压吸入空气

D．先放空后点火，在放空管口火焰高度10m时，立即关闭放空阀，以避免负压吸入空气

为了确保勘察设计质量，监理工程师在对勘察设计质量进行控制时，首先应进行的工作是( )。

A．对勘察设计文件的核查
B．对勘察设计过程的跟踪检查
C．对勘察设计单位资质的核查
D．对勘察设计方案的核查

下列关于费用类账户表述正确的是

A．借方表示增加

B．贷方表示增加

C．期初余额在借方

D．期末余额在贷方

患者女性，50岁，左乳外上象限包块，质硬表面欠光滑，表皮呈橘皮样改变，无压痛，伴情志不舒，胸闷不适，苔薄白，脉弦滑。

本病例可诊为：（）

A.乳痈

B. * * 纤维瘤

C.乳腺增生

D.乳腺癌

E. * * 结核