To ____ your dream of becoming a scientist, you must work hard from now on.
______ your strength, you have got to know who you are and listen to yourself before doing anything else.
Without my parents’ encouragement and support I definitely ______ where I am today.
We share the resources of the world, ______ any action of waste can affect other people.
Mary wrote a letter to her parents, ______ she missed them and was studying hard.
When you come across difficulties, it is ______ of you to expect the worst.