More N4 patterns — conditionals, potential, giving advice, and reported speech.

• 〜たらif / when (conditional)あめがふったら、いきません = if it rains, I won't go
• 〜ばif (conditional)やすければ、かいます = if it's cheap, I'll buy it
• 〜られる / 〜える (かのうけい)potential form — can doたべられる = can eat; のめる = can drink
• 〜たほうがいいhad better / shouldやすんだほうがいい = you'd better rest
• 〜なくてもいいdon't have toいかなくてもいい = you don't have to go
• 〜つもりintend toいくつもりです = I intend to go
• 〜ならif it's the case thatにほんなら、とうきょう = if it's Japan, then Tokyo
• 〜すぎるtoo much / excessivelyたべすぎる = eat too much
• 〜やすい / 〜にくいeasy / hard to doたべやすい = easy to eat
• 〜とwhenever / if (natural consequence)おすと、あきます = if you push it, it opens
• 〜しand what's more / listing reasonsやすいし、おいしい = it's cheap, and tasty too
• 〜ようとおもうthinking of doingいこうとおもう = I'm thinking of going