共50条信息
_____ is known to us all that the 2008 Olympic Games ______ in Beijing was a great success.
______ is well known that oceans _______ of salt water cover more than 70％ of the earth．
The police find ___ difficult to keep order in an important football match.
She always asks her son not to play computer games, but _________ didn’t work.
When you travel in the south of Jiangsu, you will find ____ difficult to understand the different dialects in different
places.
___________ needs further discussion whether we’ll build another lab or not.
______ is well known ______ Hong Kong returned to China on July 1st, 1997.
---- Do you have today’s China daily?
---- Yes, but only one copy is left, would you like to take ______?
The natural environment should be protected because of the important role _______ plays in human survival and development.
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