–What should parents do when their children have some problems?--I think it’s ____ for them to be there with their children.
—_______ can I keep the books? —Two weeks.
My mother often tells me _______ my classmates when they need.
Do you prefer _______?
You should _______ the doctor’s advice and _______ the medicine on time.
Sally sings pretty _______ and she is also _______ at dancing.