-Jack, why are you late again?-Sorry . My car _______ on my way to the company.
All Mrs Smith's efforts to tidy the room were _____ because her grandson soon made a mess of it again.
___ is left over may be put into the refrigerator, ____ it will keep for two or three weeks.
Modern science has given clear evidence ____ smoking can lead to many diseases.
Three young men have been arrested because they were caught ___ an old lady last night.
______ a little earlier, you could have got a copy of his latest book.