---- I’m sorry I stepped outside for a smoke. I was very tired. ---- There is no _____ for this while you are on duty.
In that school, English is compulsory for all students, but French and Russia are ____ .
––Why didn’t you come to the party? ––I had meant _____, but something unexpected happened.
We should discuss the plan _____ before we work it out.
Mom used only half of the money, the rest of which ______ saved for other purposes.
As he reached _____ back door, Jack saw _____ strange sight.