is known to us all is that the old scientist, for life was hard in the past, still works very hard in his eighties.
The birds that will spend the whole winter here have been digging holes in the snow _______ from the cold weather.
The cultural background of China is totally different from ________ of the US.
—What on earth do you want? —I just want a common sports coat—nothing ________.
The job is not very rewarding _______ money, but he is getting valuable experience from it.
So long a way _____ to go that we started out at 6:00 in the morning.