摘要： ---How long have you learned to play the guitar? --- . A. Three years ago B. Since three years C. In Three years D. For three years
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— does Grace do her English exercises every day?
—About thirty minutes.
A．How many B．How much
C．How long D．How far
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---- _________ do you go to the cinema?
---- Hardly ever. I always see movies on TV.
A．How long B．How often
C．How soon D．How many times
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