I don't think the audience would care _________the film is financed or distributed.

Either he or I ______to the airport.

That job is quite difficult．I can understand why you have_________so maIly problems．

The reason for making a decision is that a problem exists, or something is standing ______the way of accomplishing them.

_____ they are fit I see no reason why they shouldn’t go on playing for another four or five years.

In ______, the only element that can be deleted or removed is the one that was inserted most recently.

Either you or one of your students ______ to attend the meeting that is due tomorrow.

Duty is an act or a course of action that people __________you to take by social customs, law or religion.

Duty is an act or a course of action that people ______you to take by social customs, law or religion.

Project ______is an uncertain event or condition that，if it occurs，has a positive or a negative effect on at least one project objective，such as time，cost，scope，or quality．

 ______ twice a year, whether it is a car or a bus or a truck, is the rule that every driver must obey in this city.

The reason why the bread advertisement is misleading is that______.