摘要： Change the sentences into the passive voice. (1) I watered the flowers. . (2) He turned on the light. . (3) Who invented the air-conditioner? . (4) Who invented the battery-operated slippers? .
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Change the sentence.
They have an Art Festival each year. (变一般疑问句，并作否定回答)
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查看习题详情和答案>>Change the sentence into another one with the same meaning.
He is a student and I am a student, too.
He is a student and ________ ________ I.
查看习题详情和答案>>Change the sentence.
Sally likes comedies. (变成问句).
What ________ ________ ________ ________ Sally ________?
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