___isknown to us all is that the old writer, for __________ life was hard in thepast, still works very hard in his eighties.

The news that a jet __________ Russian mountains killing 88 was one of the worst things I have known in the past five years.[ ]

torbike _____ start, no matter how hard hetried.

The secretary worked late into the night, ___________ a long speech for the international conference. [ ]

It is usually warm in Autumn here. But it_____ be freezing sometimes.