Left Hand or Right Hand

Left Hand or Right Hand
Which of your hands do you use most?Very few of us use both of our hands well.Most of us are right-handed.Only about five people out of a hundred are left-handed.New-born babies can take things with either of their hands,but in about two years they like to use their right hands.Scientist don’t know why this happens.They have studied it.They think our animal ancestors(祖先) right-handed,but this may not be true.Monkeys are our closest relations(亲缘) in the animal world.Scientists have found these monkeys like to use one of their hands more than the other –but it can be either hand.There are so many right-handed ones.Next time you visit the zoo,watch the monkeys.You’ll see that some of them will swing(摆动) from their right hands and others will use their left hands.But most human beings（人类） use their right hands better and this makes right-handed ones.We live in a right-handed world.
1.very few of us can use both of our hands well.It means_____.
a.we can`t use one hand as well as the other
b.We can`t use both hands
c.Many people can use one hand as well as the other
d.Some of us can use both hands
2.New-born babies______at first.
a.can only use their right hands b.can only use their left hands
c.can ues theirhands d.can ues both of their hands
3.Which of the following is ture?
a.Monkeys are left-handed.B.Monkeys are right-handed
c.Some of the monkeys are left- handed ,others are right-handed.
d.There are many more right-handed monkeys than others left-handed monkeys
4.We live in a(n)______
a.left- handed world b.right-handed world
c.monkey world d.animal world
5.Left-handed people are difficult in life because__________.
a.they can`t use their right hands at all
b.most of people use their right hands better
c.they can`t use both of their hands
d.they can`t use their left hands