When they had finished playing,the children were made to ______ all the toys they had taken out.
We all do more speaking _______,even when we have a break after class.
Australia is _______ country.
“John” and“Tom” are _______ names in the English-speaking countries.
It is _______ impossible to complete the new teaching building in less than three months.
The great success of this programme has been _______ due to the support given by the local businessmen.