keep away後面不接賓語,而keep away from後面接賓語。如:You should keep away from the bad boys. 類似的短語還有:look out和look out for。如:Look out!
A car is coming. Please look out for the cars when crossing the street. 又如:set out和set out for. We must set out earlier. We will set out for Beijing tomorrow.
keep away和keep away from區別
它們的區別是:
keep away是動詞keep+副詞away構成的動副結構的動詞詞組,意思是“遠離/避開”。例如  如果某個人有點危險,你就可以提醒他Keep away.
keep away詞組加介詞 from,構成的詞組,後面可以加上“遠離/避開的”對象。。例如上面説的Keep away也可以説成 Keep away the man(離那人遠點)
keep away和keep away from區別
兩個詞組的區別是:keep away的意思是:(使)不要接近,(使)缺席,而keep away from的意思是:遠離迴避,例如:Don't come close,John,Keep away!
別靠近我,John,站開!
First,keep away from my personal space.首先,遠離我的私人空間。
Keep away from him,she says.她告訴我,遠離他一點。