What colors suit you?
I think (red) suits me.
How many students in class have glasses?
(Some) students in class have glasses.
Your mom wants to get a tattoo. Disagree politely.
I know what you´re saying, but (it´s dangerous.)
There were ... 6.5 million people that live near in 1970. (about/exactly)
exactly
When do you get dressed up?
I get dressed up when I go to a (wedding.)
What is a fashion trend nowadays?
Wearing (wide pants) is a trend.
Make a strong suggestion using HAD BETTER.
You had bettter not cross the street now.
There are 2 000 000 000 students in the world
two billion