The __________ of this recipe (烹饪法) was made public one year after it was put into the market.
A、 formula
B、 form
C、 flavor
D、 frown
出自:石家庄铁道大学-大学英语2

完成拼图验证

按住下方滑块,将拼图拖到缺口处后松开。

拼图背景,将小拼图拖到缺口处
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