完形填空，从A、B、C三个选项中选出能填入空白处的最佳答案。 He who has never been to the Great Wall is not a true  man. The US President Barack Obama is a 1 man. Obama had a 2 days' visit to China from 15th to18th November, 2009. He had a very busy schedule (日程). But he still spent 3 _ visiting the Forbidden City and the  Great Wall. 4 a leader visits another country, he or she sometimes goes to the country's most 5 places. It is to show the respect(尊敬) to the local 6 . For the leaders, it's also a good time to 7 during a tiring foreign trip. Obama spent 50 minutes in the Forbidden City on the af ternoon of 17th November. He thinks the Forbidden City is a wonderful place to visit. He said, 'I'11 8 with my girls and my wife. ' On 18th November, he paid a quick visit to the Great Wall at Badaling. There, he 9 a moment of peace. 'It's magical. It reminds you 10 the course (进程)of history , ' Obama said about the Great Wall. (     )1. A. true (     )2. A. two (     )3. A. sometimes (     )4. A. So (     )5. A. interesting (     )6. A. culture (     )7. A. speak (     )8. A. come back (     )9. A. dreamed (     )10. A. of B. great B. three B. some times B. When B. famous B. food B. discuss B. come up B. enjoyed B. at C. busy C. four C. some time C. Though C. thrilling C. sight C. relax C. come out C. understand C. on