Color TV was first shown in 1929. It took more than two decades,________,until 1951, for color broadcasts to begin in the USA.A. anyway B. therefore C. otherwise D. though
_______ it comes to Chinese films, we first think of the famous director Zhang Yimou.
Summer is _______ good time for keeping fit, so you can join a sports club to help build your body in _______ summer of 2011.
What would have happened ______as far as the river bank ?
Word comes ______free souvenirs will be given to _____comes first.
If in wet sand, the vegetables can fresh for a long time.