第9题: [单项选择]Without the friction between their feet and the ground, people would ________ be able to walk. A. in no time B. by all means C. in no way D. on any account 参考答案:C 答案解析:[解析] 介词短语辨析。A.in no time立即,马上;B.by all means一定,务必,千方百计;C.in no way决不,一点也不,符合句意,D.on any account无论如何。