I think humour is a vital form of entertainment, ____ it makes us laugh and laughing keeps us healthy.
What we have to admit is that never in the past thirty years __________ so greatly as today.
There was such a long queue for coffee at the intervals that we __________ have to give up.
It will cost a lot of time. __________I think we shall need it and it will certainly be useful to us more or less.
If I hadn’t wasted so much money last year, I __________ my own apartment now.
It can’t be a(n) __________that another big fire broke out in the same restaurant in three months.