Ifyouhappentoseetheprocessofcookinginarestaurant,youmig...

問題詳情：

If you happen to see the process of cooking in a restaurant, you might see the cook using rubbish oil, which is a common _____ in China nowadays.

A. sense                   B. rule                         C. practice                   D. activity

【回答】

A

知識點：名詞

題型：選擇題