It was because he was seriously ill _________ he was late for school.
#71019
A
that
B
which
C
so
D
what
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------ The authors of computer viruses are geniuses.------ I agree. They can apply their wisdom to other net technology ________ human beings can benefit.
#69518
A
in which
B
through which
C
on which
D
from which
These two countries are similar ____ they both have a high snowfall during winter.
#73172
A
to that
B
besides that
C
in that
D
except that
I wonder how many years ago ___________.
#69164
A
did your father retire
B
has your father retired
C
your father retired
D
your father has retired
A serious illness, ______ its nature, is almost always painful.
#67625
A
whatever
B
wherever
C
whenever
D
however