Electricity, like other forms of ______, has greatly increased in price in recent years.
| A．pressure | B．force | C．strength | D．energy |
He is a difficult person, for he ___________________ about everything.
| A．often complained | B．is always complaining |
| C．complains | D．will complain |
He ________ his aunt the day he arrives in Beijing.
| A．visits | B．is visiting |
| C．visited | D．is going to visit |
Although knocked down by a car, he managed to _______ to his feet.
| A．stand | B．move |
| C．rise | D．struggle |
They are now holding talks in a friendly _________ in the meeting room.
| A．atmosphere | B．state |
| C．situation | D．position |
Bill Gates is so _____ that he has given away most of his money to the poor.
| A．brave | B．smart |
| C．generous | D．skillful |