As we can no longer wait for the delivery of our order, we have to ( )it.
A.postpone B.refuse C.delay D.cancel
As we can no longer wait for the delivery of our order, we have to ( )it.
The early pioneers had to ( )many hardships to settle on the new land.
Scientists say it may be five or ten years ( )it is possible to test this medicine on human patient.
If you have really been studying English for so long, it is high time you( )able to write letters in English.
High cost of air travel, hotel rooms, food, and time lost while traveling have contributed to increased use of teleconferencing in business and government. (1)the benefits that might (2)form face-to-face live meeting, electronically held conferences can be just as (3) . Telephone companies have teleconferencing facilities (4) for business use. For a number of years, the telephone conference call, in (5) the phone company simply (6) for several people to be on the “line” at the same time, has been available. But (7) technology has gone far beyond that method.Conferences can now be (8) using television cameras and receivers with feedback (9) , so participants can (10) in a group discussion while observing one another. In this way, the (11) expressions and gestures that add so (12) to communication are apparent. The major morning news programs on television make frequent (13) of two-way video equipment to show us both the interviewer and the (14) ; teleconferencing (15) in the same way.Educational (16) on television bring the class to the student rather than the student to class. With close-circuit television and feedback audio equipment, however, actual campus classes are sent to (17) classrooms---often in a business organization’s educational facility. Students in a remote classroom can “buzz” the (18) classroom when they have questions to ask or answers to give to questions (19)by the instructor. The same system, of course, can be used with ill or disabled students in (20)and secondary schools.
Providing first-class service is one of the the ( )airline adopts to attract passengers.