To survive in the world, we have to act _______ others, but to survive as ourselves, we have to act alone.
Don’t mention that at the beginning of the story, or it may _______ the shocking end.
While crossing the road, an old man was knocked down by a car and badly _______.
To be honest, I would agree with her, though not _______.
I am amazed to hear from my school teacher again. _______, it is ten years since we met.
_______ number of people invited was fifty, but _______ number of them were not happy to attend the meeting.