Mrs. Johnson used the same grading system as other teachers.

• A、True

• B、False

• C、Not Given 

Mrs. Johnson preferred to email students.

• A、True

• B、False

• C、Not Given

Bats

Many people think bats look frightening (frighten). But research has_ 41_(show) us that bats are kind animals. The way they 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 wings around 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 one brown bat can cat 49 _ (near) 600 insects in one hour! Besides, many species are even dependent on bats for their_ 50 (survive). Therefore, bats are really friendly animals!