One of the characteristics that ____ me different from many people _____ my adaptability-I'm flexible and comfortable in new or unusual situations.
The thing that ________ is not whether you fail or not, but whether you try or not.
—There is still a copy of the book in the library. Will you go and borrow ____?—No, I’d rather buy ____ in the bookstore.
We must take measures to stop various kinds of pollution ______ the environment gets worse.
The rumor has been confirmed __________ UN peacekeeping forces would take operations in the region .
Hearing his friend calling him , out __________ .