Color TV was first shown in 1929. It took more than two decades, ________,until 1951, for color broadcasts to begin in the USA.A. though B. therefore C. otherwise D. anyway
— Better get down to your work, Jack. —_________.
The driver was at _________ loss when _________ word came that he was forbidden to drive for speeding.
He works in Beijing but knows much about London, for he _____ there for a long time.
– The drunk driver wishes he _________ so many injuries in the accident. – But he _________.
Shy people often avoid situations _________ require close contact with other people.