I tried hard to get some information about the new technology out of his mouth, but he remained_________.
She is getting better, but it will be some time ______ she is completely well.
The computer centre, ______ last year, is very popular among the students in this school.
______ in thought, he almost ran into the car in front of him.
—What did your parents think about your decision?—They always let me do ______ I think I should.
The thought ______ he might fail in the exam worried him.