It was a real race _______ time to get the project done. Luckily, we made it.
| A．over | B．by | C．for | D．against |
The new secretary is a quick, _______ worker, and the boss is quite satisfied with her.
| A．subjective | B．sufficient | C．adequate | D．efficient |
The factory produced a great number of computers, most of _______ shipped to foreign countries.
| A．them | B．which | C．it | D．what |
Many women work in big companies，but in the boardrooms of most big companies, women are in the _______.
| A．scarcity | B．minority | C．majority | D．popularity |
Mrs. Black would rather his husband did some housework when he’s free, but he _______.
| A．wouldn’t | B．didn’t | C．doesn’t | D．wasn’t |
Walk down our street any day _______ you will see kids playing football.
| A．and | B．or | C．so | D．but |