The reason ______ the delay is ______ we have had difficulty in obtaining materials.
#95005
A
for;that
B
for;because
C
to;that
D
to;because
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It was a serious mistake, ______ caused by carelessness. 
#93814
A
which I think was
B
which I think it was
C
I think which was
D
that I think it was
After finishing middle school, my sister did nothing ____ at home. 
#93846
A
but read
B
but to read
C
besides reading
D
except to read
This story is well worth ____________. 
#92651
A
to read
B
being read
C
to be read
D
reading