To be healthy, one must have at least _____ sleep every day.
| A．eight hours | B．eight hour’s |
| C．eight-hour’s | D．eight hours’ |
The old man lived alone and _________ the age of 89, he a rainy winter evening.
| A．at, passed away in | B．on, past away in | C．at, passed away on | D．on, past away on |
Jackie Chan was one of the most famous ___________ in the world.
| A．actress | B．actresses | C．actor | D．actors |
When we hurried to the theatre, the concert ______ for five minutes.
| A．had been on | B．had begun | C．had begun on | D．began |
The movie Batman and Joker is one that I’ve ever seen.
| A．more exciting | B．more excited | C．the most exciting | D．the most excited |
Some people don’t known the value of their health they lost it.
| A．after | B．when | C．until | D．as |