Elizabeth has been held captive sinceA．1972.B．1983.C．1984D．1978

______ has not yet been decided.A、When to hold the meetingB、When is held the meetingC、Wh

Up until now, Queen Elizabeth has ruled in Britain for over __________ decades.A.thre

A．has beenB．has been doingC．has been doneD．has done

As in chimpanzees, captive bottlenose dolphins have been taught American Sign Language. Th

General elections in New Zealand have been held about every______years since 1879.A．threeB

What happened on Saturday？A．Three medical staff has been held in custody by Afghan authori