feffWhen mother came home, she learned that her cat ________ for half an hour.
举一反三
- How long has she been there(). A: An hour. B: An hour and a half. C: Half an hour.
- Lily’s mother looked for her for half an hour, but could not find_____?
- After searching for half an hour, she realized that her glasses
- She was not happy because he had kept her (wait)_____ for half an hour.
- She (care) ______________ for her mother in her home for the past three years.