At first, the speaker was referring to the problem of pollution in the country, but halfway in her speech, she suddenly ______ to another subject.
A. committed
B. switched
C. favoured
D. transferred
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W: Look at this pink watch. It looks great, doesn’t it And it’ s only $ 20.M:（）
A. It’ s only twenty dollars. God knows it.
B. I don ’ t want to look at it. After all, it’ s a watch.
C. The price is good. But I want to buy a more expensive watch.
D. How is it possible that a watch only cost us $ 20
How did people begin to use fire（）
A. Not everybody knows how people began to use fire.
B. Nobody knows how to make a fire.
C. It is an Australian who started a fire.
D. We are not sure how people began to use fir
63（）
A. appeared
B. felt
C. seemed
D. sounded
According to the passage, （）
A. flowers and vegetables from Devon are on the market one month earlier
B. farmers in the southwest grow as many vegetables and flowers as farmers elsewhere
C. people in the southwest have to pay a higher price for vegetables and flowers
D. vegetables in Cornwall ripen as much as a month earlier than flowers
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