(2013·成都一模)________ all the homework assigned by the school, the students have to work at it till midnight.
#89114
A
Completing
B
To complete
C
Having completed
D
To have completed
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She needs the work ____ before tomorrow.
#98796
A
done
B
be done
C
doing
D
be doing
I found them ______ at a table, _______ in thought.
#96626
A
seated; losing
B
seated; lost
C
seating ; losing
D
seating; lost
________hard before, Tom is afraid of failing in the exam. 
#97409
A
Having been worked
B
Not to have worked
C
Having never worked
D
Never have worked
The film star walked to his car, ______ a crowd of journalists. 
#98429
A
followed by
B
following by
C
to follow
D
to be followed by