The teacher had to shout to be heard above the noisein the classroom. It was hard to hear him in that ______ classroom.
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My father is a firefighter. He often faces danger. He has a ______ job.
The old woman is 92 years old.She is a _________ woman.
Most students in our class are 17 years old, but he is 18 years old.He is an __________ student.
The Great Wall of China is2,300 years old.It is a _______________ wall.