Great changes_____ in the small city in the last 20 years.
| A．have taken place | B．took place | C．had taken place | D．are happening |
She was found sitting in her wheelchair, completely ______ in a fashion magazine her son had just bought.
| A．absorbing | B．absorbed |
| C．being absorbed | D．to absorb |
He said he would accept the job, so we have asked him to ______ his acceptance in writing.
| A．adopt | B．blame |
| C．modify | D．confirm |
Never should we forget peace and the happiness ______ brought to our country.
| A．which | B．that | C．it | D．what |
The experts have given some practical advice ______ the problems that most people are concerned about in food safety.
| A．in charge of | B．in honor of |
| C．in favor of | D．in regard to |
—I’m sure Andrew will come out first in this speech competition.
—I think so. He ______ for it for months.
| A．is preparing | B．has been preparing |
| C．had been preparing | D．was preparing |