Mary usually has cakes for breakfast at (7 o'clock) .(对括号部分提问)

问题描述:

Mary usually has cakes for breakfast at (7 o'clock) .(对括号部分提问)

When(或What time)does Mary usually have cakes for breakfast?

When does Mary usually have cakes for breakfast .或者
what time does Mary usually have cakes for breakfast .
无疑后请采纳.
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