Bats

　　Many people think bats look frightening (frighten). But research has    41     (show) us that bats are kind animals. The waythey live     42     (provide)a great deal of help to humans and other    43     (live)things.

　　Bats are gentle and loving. Mother bats sleep with their wingsaround their     44     (baby)to protect them, and will move them to     45     (safe)if they seem to be     46     (threaten)in any way. Just like other animals, adult bats help their children find     47     (suit) food to eat.

　　Bats are    48     (help), too. Some bats eat insects. Just onebrown bat can eat     49     (near)600 insects in one hour! Besides, many species are even dependent on bats fortheir     50     (survive).Therefore, bats are really friendly animals!