All is fair in ..... love and war.

..... mobile phones are not very expensive these days.

..... sugar is not good for your teeth.

..... guns and knives are dangerous to people's lives.

..... dogs are my favourite pets.

These days ..... money is very important in our lives.

..... books are very expensive in Slovakia.

Everybody needs ..... medicine from time to time.

..... doctors do a very important job.

..... nurses look after patients in hospitals.

..... teenagers go to school to learn new things.

Some people believe that birthdays are ..... important dates in people's lives.