句動詞 =「動詞+前置詞」
前置詞によって、意味が少し変わりますね。
まず、前置詞の意味と使い方はよく理解するのは大事だと思っています。
Are phrasal verbs difficult for you?
Do you get all confused because the meaning of the verb change slightly when the preposition change?
Well, it is important to understand how prepositions are used first.
credits to American English at State