—We didn’t find Smith attending the lecture.
—No one ___ him about ___ a lecture the following day.
| A．had told, there to be | B．told, there was |
| C．had told, there being | D．told, there to be |
They pretended ________ hard when their boss passed them.
A. to work B. being worked 
to be working D. working
— Mary, let’s go to the lecture by Hawking, which is said to be very interesting.
— I’d like to, but I ________ finish the report first.
A. can B. may 
must D. shall
After being broadcast on TV, the news was known by all ________.
A. at any time B. in no time 
all the time D. at one time
It occurred to me ________ Jack might be interested in the problem we had discussed.
A. what B. why 
how much D. that
on D. through
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