Use as well as with commas to combine the sentences:

1- Sarah likes to watch comedy movies. Mariam also likes to watch comedy movies.

2- She is honest. She is brave.

3- The cow is a mammal. The horse is also a mammal.

4- We should study grammar rule by rule. We should also study grammar from simple to more complex.

5- Music helps to decrease stress. Yoga also helps to decrease stress.