Question

my mother is cooking supper改为一般疑问句及否定句

Answer 1

Is your mother cooking supper ? （一般疑问句）
My mother isn't cooking supper. (否定句)

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Answer 2

一般疑问句：
Is your mother cooking supper?
否定句：
my mother is not cooking supper.

Answer 3

Is your mother cooking supper.My mother is not cooking supper.

Answer 4

Is my mother cooking supper?