How long do you think _________ the computer company launches a new model?
At the end of 2003, there were around 3,000 foreign printing companies in China,____uparound 2 percent of national total.
Jack is____smart a boy____he can work out difficult maths problems quickly.
. You’ll have to_____the word in the dictionary.
. The _____ look on his face suggested that it was he who had broken into the house.
In the wartime, the masses devoted whatever they had to ______ the army in fighting against the Japanese.