As a teacher, he knows exactly how to his ideas to the students.
I’m planning to hold a party in the open air, but I can make no because it depends on the weather.
She is already 18 years old, but she as if she were still a little girl.
There is thing as a free lunch.
Your friend is . Does he often you?
—I believe it is the only solution to this problem. —That’s debatable, I think. I can five other solutions as good as that.