None of them have regular and _____ sources of income and are forced to live below poverty line. [ ]

I rang you several times yesterday, but couldn’t ________.—I’m sorry but my phone didn’t work.

Mr. Jiang, as ______ elderly man, took part in the Special Games for ____ elderly, and finished _______ second in the race.

How does he usually spend his weekends—He spends as much time as he can _______ computer games .

The little boy isn’t __________ to reach the apple on the desk.