Ronny's steps died away, and there was a moment of （ ） silence.
Educational Service InC.operates 70 institutes in the United States and they concentrate on providing career-focused degree programs to （ ） 28 000 students.
Owing to an （ ） lack of lower-income housing, the municipal government is embarrassed by the impressing housing issue.
The lease is （ ） in saying that the rent must be paid in dollars by the 20th of every month.
She bought a house near the sea last year so she could take a （ ） along the beach whenever she wanted to.
Arithmetic is the one fundamental science, （ ） all other physical sciences.