Her sister is a nurse and her job is to care for sick people.
--What do you often do _____ classes to relax yourselves?--We often do eye exercises ,listen to music or do some running around the school.
Many people do not realize the importance of health _____ they have fallen ill.
A direct order like “Daisy, pass me the book’’ sounds rude. We’d better say “_______”
She is a _____ girl with two big eyes.
When I walked past the park, I saw some old people _______ Chinese Taiji.