HELP ME, PLEASE

1. I don’t like this flat. I think I…………(be) happier if I ……..(live) in a house in the country.
2. If you ……..(take) these tablets every day, then you ………..(lose) weight.
3. Why didn’t you tell me? If you ………(tell) me, I ……….(help) you.
4. Let me give you some advice. If you ……..(smoke) less, you ……….(not feel) so tired.
5. If Bill ……..(drive) so fast, his car ………(crash) into a tree.
6. Mark isn’t a serious athlete. If he ……..(train) harder, he…….(be) quite a good runner