Which of the following statement is correct？

A、If your projector works not so well, you’d better use light on dark.

B、Italics are easy to read on screen.

C、A good PPT should have lots of visual effects.

D、Different colors can indicate importance.

A、Topic sentences control the scope of a parargraph, so do not make them too broad or too general in nature.

B、Topic sentence control the scope of a paragraph, so do not make them so narrow that you will not have anything much to discuss in the paragraph.

C、It is most important to write clear topic sentences that direct both you and your reader through the writing.

D、None of them.

A、Abbreviations are recommended for its space saving.

B、Specialized terms are avoided for its ambiguity.

C、Abbreviations aren’t used before they are defined.

D、Leave room for criticism of the study limitation.

A、A summary should not contain any interpretation or personal comment.

B、A summary should represent the essential point of the article.

C、A summary is very effective to conclude a document.

D、All of the above.

A、面缺陷的取向及分布与材料的断裂韧性有关。

B、线缺陷的产生及运动与材料的韧性脆性有关。

C、点缺陷与材料的电学性质、光学性质、材料的高温动力学过程等有关。

D、堆积层错不属于面缺陷。

Which of the following statement is correct about the option adjusted spread ( OAS ):

A. OAS is Z-Spread minus the option cost.

B. OAS is the value of the embedded option.

C. OAS is Z-spread plus the option cost.

Which of the following statement is correct?(  )

  A．The definition phases results in the Software Requirements Specification

  B．Testing is optional in software life cycle

  C．CASE tools can only aid in the design phase of a software lifecycle

  D．A change during a later phase does not require the documentation of all Earlier phases to be updated

Which of the following statement is CORRECT?

A．Drastic changes in the weather have been common since ancient times.

B．The change in weather from very cold to very hot lasted over a century.

C．The scientists have been studying ice to forecast weather in the future.

D．The past 10,000 years have seen minor changes in the weather.

According to their conversation, which of the following statement is correct?

A．Those people who reach the age of 65 or 70 are not the strong among us.

B．Physical illness usually develop among the 60's and 79's.

C．People who are healthy in middle age tend to be healthy in old age.

D．The weak die in childhood.

Which of the following statement is correct?

A．People among the 60 to 70 age group are more lonely and more sick than among the 50 to 60 age group.

B．There are more mental illnesses among 60 to 70 age group than among the 50 to 60 age group.

C．The 60 to 70 age group and the 50 to 60 age group are in nearly the same mental and physical state.

D．Both groups are lonely and sick.