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
In the_____of proof , the police could not take action against the man .
By the time I swa the angry expression on his face, I ______ exactly what I was having to face. But not for a moment _______ I should quit.
It’s high time we _______ to the theater.
Let’s clean the classroom, ________?
— My sons are not a little restless. — Oh? Boys _______ be boys.