I am sure Mary will win the first place in the coming competition.–I think so. She ________ for it for months.

Generally speaking, almost all the kids are ____ about how everything around them works. [ ]

Tony, you must have noticed the student who broke the window—I’m sorryI _______ attentively

Our town________poor in the past,but great changes________in the town in the past three years[ ]

.Either of you can finsh the job,but what I’m interested in is who is_____.