It was not until all the fish died in the river_____the villagers realized the serious pollution.
On seeing_____ gift they wanted, the kids screamed with _____ delight.
—I just can't stop worrying about the result of my medical examination. —__.There’s nothing you can do now but wait.
The real secret to successful learning lies in students____an interest in what they are doing.
Schools often__the diversity of students’talents because they typically focus on a narrow view of academic ability.
--I have you asked John to come to the party this evening? --Yes,I have,but he____