After the flood ,life was____(extreme) difficult for the far

1.The books give us a wonderful picture of what ( ) life was like
1.The books give us a wonderful picture of what ( ) life was like in Victorian limes
[A] the [B] a [C] an [D] /
2.How wonderfu1 it wou1d be if human being can live in ( ) peace with each other .
[A] the [B] a [C] an [D] /
3.At a time Yale students agonized endlessly ( ) what to do after graduation.
[A] over [B] in [C] to [D] off
4.He was a man of fine character in all points ( ) he was rather timid.
[A] in that [B] expect that [C] for that [D]except for
5.People from different cultures may unconsciously infringe ( ) each other’s sense of space.
[A] to [B] in [C] before [D] on

____is known to us all is that the old worker, ____life was hard in the past, still works hard in his seventies. A．As, whom B．What, whom C．It, whose D．What, whose

What we all know is that the old scientist, _______ life was hard in the past, still works very hard in his eighties. A．for whom B．for him C．for whose D．for which