.Failure can make a positive contribution to your life_________you learn to use it.
| A．since | B．unless | C．until | D．once |
It was Asimov was eleven years old his talent for writing became obvious.
| A．that, when | B．When, that |
| C．when, when | D．when, which |
We were having lunch when the clock ___________ twelve.
| A．beat | B．impressed | C．hit | D．struck |
Out of for the homeless children he gave them shelter for the night.
| A．pity | B．sympathy | C．shame | D．mercy |
---Could you tell me where Jim lives?
---_____ he used to live next door to me, and now he’s living in another town.
| A．At a time | B．At times |
| C．At time | D．At one time |
At least 100 people lost their lives in the fire, _____ 7 children.
| A．contained | B．included |
| C．including | D．except |