1. Although ______ most of us like to drink beer, those who drink ______ most are ______ least healthy.
2. Xiaomei saw ______ interesting film last night. ______ film was about ______ kind doctor.
3. You can have ______ second try if you fail ______ first time.
4. Tom went to ______ school as usual, but he didn't know his father went to ______ school for a parent
    meeting.
5. ______ knowledge begins with ______ practice.