This newspaper has a daily ______ of more than one million in this city and if s common to see passengers read a copy in the subway.
A.circulation B.association C.contribution D.accumulation
I should very much like to have gone to Susan's birthday party, but______.
A.I have to give a lecture B.I had to give a lecture
C.I have had to give a lecture D.I had had to give a lecture
The president of Harvard pioneered the elective system______ students were able to choose their own courses of study.
A.on which B.about which C.to which D.by which
Parents should keep their children company as much as possible because children feel _______ if they don’t see their parents regularly.
A.rejected B.offended C.interrupted D.mistaken
—How could she have let something so important ________ her mind?
—She’s fully applied to work recently and gets burnt out.
A.occupy B.cross
C.slide D.slip
while digital technology represents a ______ for bridging geographic distance , highly skilled workers are increasingly crowding into cities.
A.canal B.channel C.course D.communication