Read the passage and choose the correct answer

　　Bats can fly in the sky with their wings but they have teeth. They are 　(1)　 birds, they also have legs, but they can't 　(2)　.

　　Bats have eyes, but they can see nothing. How can they catch insects? A bat makes sounds 　(3)　 it flies. If a bat meets with something, the sounds go back to the bat's ears. Then it can 　(4)　 whether(是否)it is a wall or a flying insect in front of it.

　　In the day time you can't see even a bat 　(5)　. Bats always hide themselves in dark places. When they rest they hang themselves. In the evening they fly out. They catch insects for food and kill(杀死)a lot of bad insects 　(6)　 people. From all these above, we know they are useful animals, but some people think them to be bad animals.

(1)

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(2)

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(3)

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(4)

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(5)

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(6)

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Read the text. Choose the right words and write them on the lines.

Example: One morning last summer Mrs. Andrew made some sausages and sandwiches for her husband's lunch. There was one sausage 1　　Mrs. Andrews didn't like it herself, so she gave it to Henry, their little dog. Henry ate it quickly. 2　　 the morning the dog got ill. He couldn't stand up. Mrs. Andrews thought the dog 3　　eat something bad, and maybe that sausage was bad. She suddenly remembered her husband's lunch. She phoned her husband. He hasn't　　4 all of them. His wife asked him to see the doctor and 5　　some medicine. Mr. Ardrews 6　　home at about 2 o'clock and he went to bed. A 7　　 hours later, he woke up. “I had a very unhappy hour with the doctor.” he 8　　his wife, “The medicine was horrible and made 9　　feel bad 10 you bring me a glass of water?”

Read the passage and choose the correct answer

　　Many children like to watch TV because there are many interesting programmes on TV 　(1)　 they don't know watching TV for a long time is bad for their eyes.

　　　(2)　we look at the children around us, we can see many children wearing glasses even at six or seven years old. 　(3)　parents and teachers should tell them not to keep watching TV for a long time.

　　TV programmes are interesting 　(4)　 children can learn a lot from these programmes, but we should take good care of our eyes.

(1)

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A．But　　B．Because　　C．So

(2)

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A．If　　B．Because　　C．But

(3)

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A．If　　B．So　　C．Because

(4)

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A．because　　B．but　　C．and