The four years, from 1860 to 1864 ___ Lincoln spent fighting for freedom of the slaves is the time ___ the American people will never forget.
#71556
A
when; when
B
which ; that
C
when; which
D
which; when
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Although she felt tired, she didn’t stop working.
#41083
A
She felt tired, she didn’t stop working.
B
She felt tired, so she stopped working.
C
But she felt tired, she didn’t stop working.
D
She felt tired, but she didn’t stop working.
--- Whom shall I give the document?--- To ______ is in the office. However, ______ to require a written paper for it.
#71492
A
whom; make sure
B
who; make sure
C
whomever; be sure
D
whoever; be sure
There comes a time in every man's life_____. 
#72352
A
that he needs to think
B
when he has to think
C
therefore he has to work hard
D
then he will need it