These reference books donated by a non-profitable organization are available for ____ wants to have it.
Tom kept quiet about the accident _______ lose his job.
There was a terrible noise _______ the sudden burst of light.
The sentence needs _______ once more.
The computer centre, _______ last year, is very popular among the students in this school.
Rather than _______ on a crowded bus, he always prefers _______ a bicycle.