The project requires close teamwork. ________ will be achieved unless we work well together.
In this company, it is required that anyone who ______ recently come here _____ this kind of test.
I can’t believe that there are _____ many poor people in ____ a rich country.
You were stupid to try climbing up there. You ______ yourself.
―What’s Apple’s attitude toward the matter?―Apple does not look into the matter directly, ______.
_____ suddenly occurred to me _____ I had to attend an important meeting in Shanghai the next day.