Fred, who had expected how it would go with his daughter, had a great worry______ his mind. A. on S. in C. with D. at
—Is John coming by train?—He should,but he _________ not.He likes driving his car.
Culture refers to a group or community _________ we share common expressions that shape the way we understand the world.
I’ve worked with children before,so I know what _________ in my new job.
They _________ the habit of visiting old friends,_________ I think is great.
This is the main use that the scientists make _________ of natural resources.