1)Students are not drinking coffee now.
2)Does Linda always eat healthy food?
3)Sometimes children go to bed too late.
4)Listen! Somebody is crying in the ward number ten.
5)Where do you usually do morning exercises?
6)He cleans his teeth every day.
7)Is he cleaning his teeth now?
8)She often doesn't open windows in her bedroom. It should be ventilated every day.
9)Now I understand how to take the pulse.