[单项选择]Democratic government is a phrase that is notoriously hard to ______.


A. credit
B. defy
C. modify
D. define

[单项选择]Democratic government is a phrase that is notoriously hard to ______.


A. credit
B. defy
C. modify
D. define

[单项选择]The underlined phrase NORTHERN INVADERS in Par


A. A．1 probably refers to ______. the Canadians living in the north of AmericaB. the British invadersC. the YanksD. unknown

[单项选择]The phrase "interfaith marriage" in the Paragraph 3 refers to the ______.
A. marriage of people based on mutual belief
B. marriage of people for the common faith
C. marriage of people of different religious faiths
D. marriage of people who have faith in each other

[单项选择]Which phrase in paragraph 3 suggests that the universe is like a machine


A. Cold precision and objective materialism.
B. The shadowy and unsubstantial nature of atoms.
C. Slavishly unfolding along a predetermined pathway.
D. Shifting indeterminism and subtle interactions.

[单项选择]What does the phrase "en route" mean


A. In a way.
B. By the way.
C. On the way.
D. In the way.

[单项选择]What do you think the underlined phrase "look the part" in paragraph 7 means


A. You dress according to your income.
B. You dress according to the situation.
C. You dress in a business suit.
D. You dress like an actor.

[单项选择]The phrase "scarcely that" in the second paragraph means ______.


A. "just like that"
B. "almost not like that"
C. "more than that"
D. "not at all like that"

[单项选择]At one time the Democratic Party was considered to be a party standing ______ state rights.
A. up for
B. by
C. out
D. back

[单项选择]According to the context, the phrase "Christmas tidings" (Line 2, Para. 1) means ______.
A) Christmas cards tied with ropes C) Christmas stockings
B) e-greetings on Christmas D) Christmas trees


A. According to the context, the phrase "Christmas tidings" (Line 2, Para. 1) means ______.
B. Christmas cards tied with ropes
C. e-greetings on Christmas
D. Christmas stockings
E. Christmas trees

[单项选择]Which of the following may replace the phrase "trawl through" ( Line 3, Para. 2)


A. Keep track of.
B. Store in.
C. Sift through.
D. Sap into.

[单项选择]

Cloud computing is a phrase used to describe a variety of computing concepts that involve a large number of computers (1) through a real-time communication network such as the Internet. In science, cloud computing is a (2)for distributed computing over a network, and means the (3) to run a program or application on many connected computers at the same time. The architecture of a cloud is developed at three layers: infrastructure, platform, and application. The infrastructure layer is built with virtualized compute, storage, and network resources. The platform layer is for general-purpose and repeated usage of the collection of software resources. The application layer is formed with a collection of all needed software modules for SaaS applications. The infrastructure layer serves as the (4)for building the platform layer of the cloud. In turn, the platform layer is a foundation for implementing the (5) layer for SaaS applications.

空白（1）处应选择（）
A. connected
B. implemented
C. optimized
D. virtualized

[单项选择]What does the phrase "in the spotlight" in paragraph 3 mean


A. In the sunshine.
B. Drawing attention.
C. Become more clear.
D. In a particular plac