1) the radio was invented in Russia by Popov
2) a new president is elected every four years in USA
3) a bank robber was caught by the police last night
4) the dogs are not allowed in the safari park
5) my letter will be left by the door
1. In
2. In front of
3. In
4. Near
1.1 3
2 4
3 2
4 1
2.1b
2.c
3.b
4.c
3.1.If you hadn't forgotten the key on your work you would have opened the door.
2.He wouldn't have married on her if she hadn't cooked such amazing
3.You would habe understood the material of yesterday's lesson if you had read more slowly
4.Performance would have failed if Peterson hadn't made so great report
5.I would probably haven't asked you earlier if I had had exactly information about this question
6.We would haven't gone on this cruise if children hadn't asked about it.