To our delight, up till now, the European Union, Japan, and Russia ________ their targets for CO2 emissions (排放).
.—I failed again in the math test.-- ______.
— We usually go hiking for vacation.I like it,but I want to try something more challenging this year.— ________
My pen-friend,Peter,wrote to me,expressing the hope _____ he would come to Beijing to see the 2008 Olympic Games.
— Was it what he said or something that he did ______ made you cry so sadly,Sarah?— No,not really.
Among the brilliant athletic achievements,a few records _______ because of the moving life stories behind them.