The city park will be cleaner ___________ people stop dropping litter here and there.
Being honest is the first _____________ if you want to make friends with others.
— Must I go to medical school and be a doctor like you, Dad?— No, you _____________.You’re free to make your own decision.
The price of oil is much _____________ than before so that many people go to work by bus instead.
— I'm too nervous to give a talk before so many people.— _____________, Maria.You can do it.
Not only my friend but also I ______ interested in action films. We often see films together.