1. about
Think about it.
Something you should know about me is that I spend a lot of time reading.
Tom asked Mary to see about getting front row seats at the Lady Gaga concert.
Didn't you know that he passed away about two years ago?
How far is it from here to your school? "It's about ten minute's walk."
Sooner or later, every parent has to have a talk with their children about the birds and the bees.
I asked many people about the store, but no one had heard of it.
Complaining about something is one way to adapt yourself to a new environment.
Even when she thought about something else, ideas of death returned to her mind.
He wasn't about to pass up that once-in-a-lifetime chance.
Prime numbers are like life; they are completely logical, but impossible to find the rules for, even if you spend all your time thinking about it.
We argued with each other about the best place for a holiday.
A mysterious legend has been handed down about this lake.
Sorry, but it all came about so suddenly that I haven't got a handle on the situation yet.
2. dark
The sky was dark.
Those dark clouds will probably bring rain.
As soon as it gets dark, the fireworks will start.
What do you need sunglasses for in such a dark place?
All of a sudden, large drops of rain began falling from the dark sky.
The staircase leading to the rooftop is narrow, steep, and dark.
She put on dark glasses to protect her eyes from the sun.
Aliens are often depicted with dark, almond-shaped eyes.
She enclosed a little dark chocolate in her valentine.
All at once the sky became dark and it started to rain.
New York City policemen wear dark blue uniforms.
The dark horse candidate was losing in the polls before the primary.
I couldn't tell what color his shirt was because it was too dark outside.
It's kind of difficult to see in the dark, isn't it?
Kirby's quintessentially Japanese cuteness is almost incomprehensible to his American audience, who satirize him as a dark and gloomy character constantly, almost as a reflex.