22.The unemployment rate in this city ____ from 7％ to 6％ in the past two years.
| A．has fallen | B．had fallen | C．is falling | D．was falling |
—_____is the best football player in your city?
—Jerry.
| A．Do you think who | B．Do you think whom |
| C．Who do you think | D．Whom do you think |
The _____ of the trees in the water was very clear.
| A．mirror | B．sight | C．reflection | D．shadow |
— What about ______supper that we had in that restaurant last week?
— Well, ____ most worst one indeed.
| A．不填；the | B．不填；a | C．the; the | D．the; a |
I still remember that terrible accident a few days ago, ____ more than 20 pupils were killed.
| A．where | B．that | C．on which | D．which |
The number of the workers in this factory300, that is to say,
it20%.
| A．has increased by; has increased to |
| B．have increased to; have increased by |
| C．has increased to; has increased by |
| D．have increased by; have increased to |