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) are 注意: 1. 應按被動句中新主語的人稱和數(shù)而變化。 2. 其時態(tài)應與主動句的動詞時態(tài)一致。 主動句: The students clean the classroom every day . (學生們每天打掃教室。) 主 謂 賓 狀 被動句: 肯定句: The classroom is cleaned ( by the students ) every day . 主 謂 狀 否定句: The classroom isn’t cleaned every day . 疑問句: Is the classroom cleaned every day ? Yes , it is . No , it isn’t . Activity 4(Page149): The ancient Olympic Games were always held in Olympia, Greece. Today the modern Olympic Games are held in a different city every four years. A number of cities bid to stage the games. This is known as the “bidding process”. The right to host an Olympic Games is awarded to a city. The city is chosen by the members of the International Olympic Committee(IOC).The bid of any city is supported by that country’s National Olympic Committee. Only one city from a country is allowed to bid for the games. Then the city is considered by the IOC. The host city is selected by the IOC seven years before the games are held. Activity 9(Page153): The modern Olympic Games are stayed once every four years. The games always take place at a different venue. The modern games e from the ancient games which were held at Olympia. They were banned in AD 393 by the Roman emperor because they were pagan. They were started again by Pierre de Fredi, Baron de Coubertin in 1896,but were suspended during the two World Wars. Now, more than 6000 petitors from nearly 100 nations take part in each games. The games last for three weeks. The medals are counted for each national team. Chamonix in France staged the first Winter Olympic Gam