• The pasta was very bland. If you (add) salt, it (taste) a lot better.
• My brother never shares anything. If he (lend) me his board, I (go) surfing with you this afternoon.
• We (catch) the plane yesterday if we (leave) home earlier.
• If I (have) enough money, I (buy) the new Xbox One.
• If I (see) you at the party last night, I (talk) to you.
• If I (be) you, I (be) more careful with who you chat with on the Internet.
• I can't believe you lost the chess game! You (win) it if you (not become) so nervous.
• If I (do) regular exercise, I (have) more energy to study.