句型转换。
(1)They went to school. (变否定句)
They to school
(2)This is your blue skirt. (改为同义句)
(3)That football is his. (改为一般疑问句)
(4)This is Lin Tao’s coat.(改为否定句)
(5)They have lunch every day. (改为一般疑问句)
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