A 7-year-old boy received an operation on Tuesday successfully _______ he has many other health problems.
________number of people who own luxury cars is on ________increase every year.
From what I learn about their hotel, the service and the weather, they ___ their holiday very much.
Just after putting away the dishes, _______.
Don’t you think it ____ surprise that ____ German can’t speak ___ German language?
He made another wonderful discovery, ____ of great importance to science.