Bows and arrows have _______ been out of use.
| A．long after | B．long before | C．before long | D．long since |
It doesn't make any____now what he says -- it's too late for apologies.
| A．difference | B．effect | C．progress | D．development |
Her lecture ______ all the recent developments in the subject, which will attract more people.
| A．took up | B．took down | C．took in | D．took on |
Considering the convenience and of getting information, the ______of people seem to prefer TV to radio.
| A．majority | B．most | C．part | D．minority |
--- How much do you think the coat will _____?
--- Not much. It is _____ 50 dollars at the most.
| A．cost; worth | B．worth; cost | C．take; cost | D．need; worth |
Nobody knows how he was murdered, but _______ people behind the scenes can guess why.
| A．a great deal of | B．a good many | C．a good amount of | D．a great many of |