Only when Tom fully recovered ______ back to work.
| A．did he go | B．he went | C．had he gone | D．he had gone |
It is said that dogs will keep you ________for as long as you want when you are feeling lonely.
| A．security | B．friend | C．company | D．house |
Life is tough in the city. In order to lose their _______, some people drink alcohol.
| A．temper | B．mood | C．consciousness | D．pressures |
Usually a child’s behavior is a(n) ________ of his family environment.
| A．recognition | B．acknowledgement | C．reflection | D．record |
You have been sitting on my hat and now it is badly out of __________.
| A．date | B．order | C．shape | D．balance |
I can't say which wine is stronger—it's a (n)_____ of personal taste.
| A．affair | B．event | C．matter | D．variety |