1. What do you want to drink?
2. не знаю что это вообще за предложение, но возможно Give me a coke, please.
3. I can't help you
4. It rains/It's raining
5. I'm looking forward to seeing you again soon.
6. I think about changing my job soon.
7. Phone me tonight. I'll give you my phone number.
8. I'll meet with the doctor tomorrow, we'll have a conversation about my back... / I'll see a doctor tomorrow, he's going to inspect my back... Хотя я сомневаюсь в этом, ибо оно в принципе само по себе неверное.