The CPU comprise the control unit and the arithmetic/logic unit (ALU).

The CPU is the most complex computer system component, responsible for directing most of the computer system activities based on the instructions provided.

The ALU executes/performs all the arithmetic and logical(comparison) functions—that is, it adds, subtracts, multiplies, divides, and does comparison.

The central processing unit (CPU) is the heart of the computer systems and its configuration determines whether a computer is fast or slow in relation to other computers.

Idioms and proverbs are culturally specific because people ofte use ___________ in daily conversation.

A. metaphors
B. idioms
C. proverbs
D. words

7. It is difficult for foreigners to understand Chinese traditional medical treatment, because they don't___________________.

A. share the same idioms
B. share the same experience
C. share the same ideas
D. share the same information

8、The Chinese professor referred to the university female students as "girls". This is a problem of ____________ inequivalence.

A. experience
B. vocabulary
C. concept
D. grammar and syntax

1、What does it mean by "administration" in different cultures? In America, it means ____________, while in France, it means ____________.

A. government officials
B. department chair or dean
C. upper-level clerical staff
D. teachers

2、What are the language variation resulted from language users?

A. taboo
B. euphemism
C. dialect
D. sociolect

3、In the Middle Ages, ___________ is a lingua-franca, in the 18th century, ___________ is a lingua-franca, while today, _________ is a lingua-franca.

A. Latin
B. French
C. English
D. Chinese