This problem is said _______ three times, but he still can’t understand it.
#90815
A
to have been explaining
B
to have explained
C
having been explained
D
to have been explained
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______to work overtime that evening, I missed a wonderful film.
#94347
A
Having been asked
B
To ask
C
Having asked
D
To be asked
 _____ a reply, he decided to write again.
#91920
A
Not receiving
B
Receiving not
C
Not having received
D
Having not received
I remember___for the job,but I forget the exact amount.
#97397
A
to be paid
B
being paid
C
to paid
D
paying