题目

The Plough at Cadsden, a traditional English pub,    61     President Xi Jinping was served with Britain's famous fish and chips with British Prime Minister David Cameron on Thursday, is actually one of the      62    (old) pubs in the Chilterns, Princess Risborough, and can date back     63     the 16th century. David Cameron and his wife Smantha are frequent      64     (visit) to it. Going to the pub is a British tradition, said Steve Hollings, the landlord of The Plough at Cadsden,     65     (add) that British people often go to a pub to r显微镜的两端各有一个              镜，靠近被观察物体的叫            镜，靠近眼睛的叫              镜。