—What do you want to be in the future, Lucy?—I want to be _____ pilot. It is _____exciting job.A. a; a B. a; an C. the; an
No one knows ______ in the future, so take care of what we have now.
I'm a singer is a program ______ is enjoyed by people of different ages.
A friend is a person who knows what you are saying ______ you are not talking.
It is true that knowledge ______ rather than being taught.
Don't give up, Tom. You haven't realized ______ great progress you've made!