The closer the blood relationship between two people, the closer they are in intelligence. If we take two unrelated people _____, their degree of intelligence might be completely different.
The policemen searched the room thoroughly. That’s to say, they searched it ______.
She had _______ got out of the house _______ it began to rain.
In December 2008, Obama was _________________.
Sometimes children are _______ enough to create ______ stories.
The professor _______ to walk out of the office when one of his students came in.