Uzupełnij zdania wyrażeniami z nawiasów. Użyj maksymalnie 6 słów

1. I was very surprised when the customs officer (demand/know) _______ which suitcase was mine.
2. The room (seem/renovate) _______ only recently. It looked so fresh.
3. If only I (know/uninstall) ________ this software. It makes my computer annoyingly slow.
4. Buying health insurance (let/user/lower) ______ their medical expenses.