12. Ahead of us _____ a middle-aged woman in a bright green dress.
Mr. Smith was so angry at all ________ Robert was doing _________ he walked out angrily.
--- I don’t mind telling you what I know.--- You_________. I’m not asking you for it.
American fathers ______ more than twice the amount of time with their children than they used to in years past, due to a sweeping new trend called "unemployment".
A clean environment can help the city bid for the Olympics, which _______ will promote its economic development.
— Look, where are you going?— I can’t ________ the map and drive at the same time, can I?