1. work
2. worked
3. I need to finish writing an email
4. finish
5. go, went
........
1. не понятно почему тоже самое написано 2 раза, но правильно=I do a lot of sports (я занимаюсь многим спортом) и наоборот=don't
2. I am learning how to play a musical instrument at the moment/.
3. My best friend lives near me.
4.My parents work in a big company.
5. My English teacher is talking at the moment