The fact has worried many scientists ______ the earth is becoming warmer and warmer these years.
The rich only ______themselves in making money and had no eye for the needs of workers.
We are all for your recommendation that the applicant ______.
He acknowledged _______the book from my bag.
______of people ______to prefer ______games to playing games.
I don't like to travel to big cities because it seems to me that one city is very much like___ .