关于消化性溃疡的癌变，下列哪项是正确的？（）

The students are required to＿the main ideas of the article in their own words.

A. symbolize B. minimize

C．synchronize D. summarize

One of the main functions of the Reference Department is to ______.

A．consult students about the books required for their studies

B．provide work for students in the library

C．provide books for students to consult

D．test students' ability to use the resources in libraries

Most of the students are said to______the proposed new training system.

A．object

B．oppose

C．disagree

D．opposite

Most of the students are said to______the proposed new training system.

A．object

B．oppose

C．disagree

D．opposite

A．The study groups included students of all races．

B．Female students were seldom asked to answer questions in class．

C．Black students were encourged to present their own ideas in class．

D．Students were required to form their own study groups．

Well leave it to the committee to______the details of the plan.

A．work at

B．work out

C．work on

D．work with

A．Main ideas are the smaller chunks of the speech while main points represent the central ideA

B．Main ideas are the central purpose of the speech while main points are smaller chunks related to the main ideA

C．Main ideas are signposts that lead the audience in a direction and main points transition between thoughts．

D．Main ideas and main points are the same thing．

A、Use descriptive language.

B、Check that the main ideas are connected logically.

C、Select the main or most relevant points to include.

D、Categorize the main ideas into levels of importance.