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[单选题]

A search engine reads its （) of sites and site information around the world for particular items searched on by users.

A.webpage

B.database

C.attachment

D.password

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发布时间：2022-12-03

更多“A search engine reads its () of sites and site information around the world for particular items sea…”相关的问题

第1题

分类目录式搜索引擎(Index/Directory Search Engine)是第二代搜索引擎，它自身包含可搜索的数据库。()

分类目录式搜索引擎（Index/Directory Search Engine)是第二代搜索引擎，它自身包含可搜索的数据库。（)

A.正确

B.错误

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第2题

____ the search engine just gave me some brief introductions rather than the whole content of the book to read.

A.Luckily

B.Mostly

C.Funnily

D.Disappointingly

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第3题

全文检索式引擎(Full Text Search Engine)是第一代搜索引擎，又称为机器人搜索引擎，它由搜索器、索引器和检索器三部分组成。()

全文检索式引擎（Full Text Search Engine)是第一代搜索引擎，又称为机器人搜索引擎，它由搜索器、索引器和检索器三部分组成。（)

A.正确

B.错误

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第4题

If teachers want to find out if their students wrote their own papers, ______.A．they ask o

If teachers want to find out if their students wrote their own papers, ______.

A．they ask other teachers to read their students' papers

B．they ask their students to list their sources of information

C．they can sign up for the Internet service

D．they search the Internet and compare papers

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第5题

Mr.Fu and his partner are still in the wood (in search of) evidence.()

Mr.Fu and his partner are still in the wood （in search of) evidence.（)

A.错误

B.正确

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第6题

_______ the website of the Fire Department in your city, and you will learn a lot about Firefighting.

A、Having searched

B、To search

C、Searching

D、Search

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第7题

The engine is ______ at 6,000 revolutions per minute.A．turning inB．turning offC．turning ov

The engine is ______ at 6,000 revolutions per minute.

A．turning in

B．turning off

C．turning over

D．turning to

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第8题

When you find the engine is hotter than normal, you should ______.A．drive to a service sta

When you find the engine is hotter than normal, you should ______.

A．drive to a service station to get a cool engine

B．turn off your heater so as to cool down the engine

C．switch on the heater as soon as possible

D．try to make the engine boil over ______.

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第9题

What will happen to the engine when oil pressure drops？A．It will be damaged when the engin

What will happen to the engine when oil pressure drops？

A．It will be damaged when the engine stops working.

B．Very soon it will be severely damaged.

C．Serious damage to it is not likely to occur within the first few minutes.

D．Damage may occur to the engine when you drive the car at high speed.

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第10题

______relatively costly, the engine is highly efficient and needs servicing infrequently.A

______relatively costly, the engine is highly efficient and needs servicing infrequently.

A．Even

B．It is

C．Even though

D．There is

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第11题

The driver started the engine, ___ the brake, and was on his way.

A、set

B、relaxed

C、released

D、relieved

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