Answer: See explanation
Step-by-step explanation:
1. If I had a problem at school, (would you help) me?
2 After Gavin (finished) his homework, he went out.
3 Have you (see n) the new Bond film yet? It’s amazing!
4 I couldn’t buy the laptop because I (did not save) up enough money.
5 Max (tried) bungee jumping when he went to New Zealand, and he loved it.
6 If nobody needed money, the world (would be) a better place.
7 Lily said that she (travelled) to Greece in 2012.
8 I bought a new MP3 player after my old one (stopped) working.
9 We (have) never (gone) to Italy. Is it nice?
10 If everyone in the world (speaks) the same language, it would be easier to talk to people.