Parents may find that ________ (trouble) teenagers become unmanageable when they grow up.
举一反三
- ________ in childhood may be the reason for slower dark adaptation when people grow up.
- Which of the following children may have less hearing loss when they grow up?
- It's not unusual for teenagers to go through a _________ when they feel ashamed of their parents, afraid that they might not live up to their friends’ standards.
- parents may become
- Don't grow old; grow up."Old" and "up" are adverbials in the above sentence.