X.
1,Phong eats lots of junk food so he is putting on weight.
2,I do exercise daily because I want to stay on healthy.
3,Sitting too close the TV hurts your eyes.
4,She often takes paracetamol if she gets bad headache.
5,How many calories do you burn to do aerobics 2 hours?
6,Getting enough sleeping help students do their best in the classroom.
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