Food is very important. Everyone needs to e  1   well if he or she wants to have a strong body. Our minds also need a kind of food. This kind of food is k  2  . We begin to get it even when we are very young. Small children are i  3    in everything around them. They learn       s  4   while they are watching and listening. When they are getting older, they begin to r  5  story books, science books… anything they like. When they find something new, they love to ask questions and  t  6   to find out the answers.

　　What is the best w  7    to get knowledge? If we learn b  8    ourselves, we will get the most knowledge. If we are  a  9    getting answers from others and do not ask why, we will never learn well. When we study in the right way, we will learn more and understand b  10   .

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