----- How did you know the surprising news?----- I happened _______ the event then.
#92985
A
to cover
B
to be covering
C
covering
D
to have covered
推荐题目
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