Japan’s growing sales of technology ________ a major development in this area, and we can also see its progress in other aspects.

Why? Tom, your shirt is so dirty! —— Mum, I ＿＿＿＿＿ my storeroom downstairs。

It was in the Xichang Satellite Launch Center , ________ I had visited, ________ Chang’eⅠwas launched at about 6:05 pm October 24, 2007

You must be a student, ＿＿＿＿＿＿＿＿you?

Canada is larger than ________ country inAsia.