In _____ preparation for the launching of Shenzhou Ⅶ, scientists need ______ knowledge of weather changes.
—Do you like some more chocolate?— , Bob, but I don’t want to gain weight.
delighted me most was my son was admitted to Beijing University.
The Great Wall is __________ tourist attraction that millions of people pour in every year.
--- Halloween is coming.--- ____? We have no holiday anyway.
Since there are other applicants, we can’t let you know our decision _____ all of them have got their chances for interview.