题目内容
— Our classroom____________every day.
— So it is. It's our duty to keep it clean and tidy.
A. cleans B. is cleaning C. is cleaned
C
【解析】选A。考查被动语态的用法。由于句中主语“Our classroom”是事物，教室只能是被打扫，因此需要用被动语态来表达，由句中“every day”确定，此处应该用一般现在时，其结构为is cleaned。故选A。
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“Nothing is okay, mom.” said the boy, “Today, in our science lesson, Mrs. Green was talking about the 34 .She said that the whole world is getting dirtier and that many animals and plants are dying. She wants us to think of something we can do to help. I thought all the way, but there is 35 I can do to make a difference.”
“Let me tell you 36 .” the mother said after thinking for a while. “One morning a man was walking down a beach, there he saw thousands of dying starfish covering the beach, they were pushed up by the 37 , and it was too far up for them to make their way back by 38 . The man shook his head as he walked along, ‘What a pity! So many starfish will die on the beach.’ The man felt very sorry 39 those starfish. He went on walking and just at that time he was 40 to find a boy in front who was throwing the starfish back into the sea as 41 as he could, ‘how silly you are! My 42 ,’ the man said, ‘There are so many starfish, can you throw all of them back?’ The boy didn’t stop but kept throwing, ‘ 43 I can’t help them all .I can make a difference to this one, and this one, and this one, and this one.”
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“Nothing is okay, mom.” said the boy, “Today, in our science lesson, Mrs. Green was talking about the 34 .She said that the whole world is getting dirtier and that many animals and plants are dying. She wants us to think of something we can do to help. I thought all the way, but there is 35 I can do to make a difference.”
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“Thinking for a moment, the man 44 to help return the starfish to their home. He smiled and said to himself, ‘Sometimes the biggest lesson in life comes from the 45 person.
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--- I think drinking milk is good ____ our health.
--- Yes, I agree _____ you.
--- Yes, I agree _____ you.
| A．with, to | B．to, to | C．at, with | D．for, with |
The radio says a wild animal zoo is going to ____ in our city.
| A．be built | B．built | C．build | D．be building |
The river through our city is about__________.
| A．6000 metres long | B．6000-meters-long |
| C．6000-metre-long | D．6000 metre long |