单项选择题

We shall destroy ourselves if we don't ______.

A．improve our technology in planting trees
B．try our best to save the world
C．hear about the record called NO ONE'S GOING TO CHANGE OUR WORLD
D．change the earth

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热门试题

单项选择题

It is difficult to get to know a reserved person because ______.

A．he only answers personal questions
B．he asks something only about you
C．he keeps himself to himself and never tells you anything about himself
D．he likes to talk with anyone about anything

单项选择题

Which of the following would the English keep away from

A．To speak loudly and noisily.
B．To find an empty seat in a bus.
C．To start a conversation with a stranger.
D．To ask the name of a person.