Whenyouspeaktooldpeople,youshould

发布时间：2020-07-27 03:28:51

When you speak to old people, you should be ________.A.as polite as possiblyB.as politely as possiblyC.as polite as possibleD.as politely as possible

网友回答

C解析be动词后应用形容词，as…as后接possible，故选C。
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