听材料,回答问题。
(1)
What is the percentage of left-handed people?
A . About 10%.
B . Around 50%.
C . Over 60%.
(2)
What kind of people are more creative according to common belief?
A . Right-handed people.
B . Left-handed people.
C . People good at both hands.
(3)
What might lead to a different dominant hand according to the medical community?
A . What a newborn baby can do first.
B . What a newborn baby sees first after birth.
C . Which hand a newborn baby raises near his mouth.
答案: A
B
C