Write the second sentence so that it has the same meaning to the first one

Exercise 4. Write the second sentence so that it has the same meaning to the first one.
1. If you often go swimming, you will keep fit.
      -> Swimming ____________________________________________________________
2. It is bad for your heart if you eat too much meat.
      -> Eating too much meat __________________________________________________
3. She took an aspirin because she wanted to stop her toothache.
      -> She took an aspirin to __________________________________________________
4. You can learn things better if you do exercise. (help)
      -> Exercise _____________________________________________________________
5. It's a good idea to do exercise regularly.
     -> You _________________________________________________________________
6. Tom's gained 5 kilos since he quit smoking.
      -> Tom's put ____________________________________________________________