（）is the brain of the computer. A.Motherboard B.1／0 C.CPU D.Display

What is the main purpose of the passage？A．To outline the research findings on the brain st

Which of the following statements is true？A．The brain of an adult person shrinks 2.5% ever

, the brains of a computer, it contains the ALU, the clock, many registers, the bus i

Which of the following is INCORRECT according to the passage？A．The brain does not see the

What is the situation of your brain during the sleep before an exam？A．It is deeply relaxed

The brain of an average adult is one of the large