It can be inferred from the passage that children normally learn simple counting ______.
A. soon after they learn to talk
B. by looking at the clock
C. when they begin to be mathematically mature
D. after they reach the second grade in school
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What do you think about John's identity？
An actor.
B. A pilot.
C. A airman.
D. An escaped criminal.
According to the passage, when small children were asked to observe water pours from a short stout glass into a tall thin one, they found ______.
A. the quantity of the water unchanged
B. the color of the water changed
C. the quantity of the water changed
D. the quantity of the water became more
Which of the statements is NOT true according to the text？
After burying his parachute, John made his way downhill directly.
B. When he walked down the hill, John got lost first.
C. In order to lessen his pain, John walked in long sideway movements
D. While walking downhill, John could not see very clearly.
How much did the total revenues of the Global 500 increase？
A. 15%.
B. 26%.
C. 10.6%.
D. 45%
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