英语选词填空In Roman times Britain had as many people as at its pe

英语选词填空
In Roman times Britain had as many people as at its peak in the Middle Ages.For four centuries it was an integral part of a single political system that [ 1 ] from Turkey to Portugal and from the Red Sea to the Tyne and beyond.Its [ 2 ] with Rome started before the Conquest [ 3 ]by Claudius（克劳狄乌斯）in AD 43,and it continued to be a part of the Roman world for some time after the [ 4 ]break with Roman rule.We are dealing with a full half-millennium of the history of Britain.
The origins of later Britain go back beyond the Roman period.Aspects of the society the Romans found in Britain were beginning to [ 5 ]in the Neolithic (新石器时期的) and Early Bronze Ages (青铜器早期).At the time of the Roman Conquest,the culture of Britain had something like fifteen hundred to two thousand years of development behind it - although the prehistorians are greatly divided on the[ 6 ].By the end of the pre-Roman Iron Age (前罗马铁器时期),society had [ 7 ] forms of organization closely similar to those [ 8 ]by the Romans elsewhere in north-western Europe,and adopted versions of the culture and language we loosely call’ Celtic (凯尔特人/语).Outside the imperial [ 9 ]in Britain these continued largely unchanged; inside,the Celtic substratum persisted,assimilated and adapted by Rome in ways not in [ 10 ]closely paralleled by modern colonial empires.
stretched emerge spread end general encountered involvement final detail
evolved launched approved included frontiers discharge

1、stretched 2、involvement 3、launched 4、final 5、emerge 6、detail
7、evolved 8、encountered 9、frontiers 10、general