ばいい (ba ii)
~ばいい — you just have to ~, it is fine to just ~
Pattern
-
動詞ば形 + いい/いいですば-form + いい: 聞けばいい (just ask) -
ば形の作り方Group 1: u → e + ば (聞く → 聞けば). Group 2: る → れば (見る → 見れば). する → すれば, 来る → 来れば
Just do this
~ばいい tells the listener the one thing they need to do. 困ったときは私に聞けばいいです means that asking me is enough. It is a friendly way to show a simple solution and also works as advice.
Compared with たらいい
~たらいい has almost the same meaning and is a little softer in advice. In the negative, ~なければいい is rare; use ~ないほうがいい instead. To a superior, avoid it as a direct instruction and use ~ていただければ.
Examples
-
困(こま)ったときは私(わたし)に聞(き)けばいいです。
Komatta toki wa watashi ni kikeba ii desu.
When you're in trouble, you can just ask me.
-
道(みち)が分(わ)からなければ、地図(ちず)を見(み)ればいい。
Michi ga wakarenakereba, chizu o mireba ii.
If you don't know the way, you can just look at a map.
-
疲(つか)れたのなら、少(すこ)し休(やす)めばいいですよ。
Tsukareta no nara, sukoshi yasumeba ii desu yo.
If you're tired, you should just rest a little.
Common mistakes
- Use the ば-form: 聞けばいい, not 聞くばいい.
- To a superior, it can sound like an order. Soften it, e.g. ~ていただければ結構です.
More grammar points
- べきだ ~べきだ — should ~, ought to ~
- べきではない ~べきではない — should not ~
- こと ~こと — must ~ (written rule or instruction)
- ことはない ~ことはない — there is no need to ~
- てごらん ~てごらん — gentle “try ~ing”
- ても構(かま)わない ~ても構わない — “I don't mind if ~ / it's all right to ~”
- わけにはいかない ~わけにはいかない — “can’t (afford to) ~”
- 上(あ)げる ~上げる — to finish ~ completely
- あまり あまりの~に — so ~ that ~
- あまりにも あまりにも — far too ~, excessively
- 合(あ)う ~合う — do ~ to each other; to fit, to suit
- ばよかった ~ばよかった — I should have ~, if only I had ~
- ば~ほど ~ば~ほど — the more ~, the more ~
- ば~のに ~ば~のに — if only ~, then ~ (regret)
- ばかりで ~ばかりで — only ~ (and nothing else, with a negative feeling)
- ばかりでなく ~ばかりでなく — not only ~ but also ~
- 別(べつ)に~ない 別に~ない — not particularly ~
- ぶりに ~ぶりに — for the first time in ~ (a period)
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