请根据对话内容及问题，选择正确答案。 1．Where was Bob born? [     ] A、Washington D.C. B、New York. C、China. 2．How long has he lived in Washington D.C? [     ] A、12 months. B、24 months. C、18 months. 3．Why does he like to travel in China? [     ] A、Because he likes to make friends and know different things. B、Because he likes to play. C、Because he feels lonely. 4．What does he often do on the Internet? [     ] A、To read the news. B、To listen to the music. C、To study. 5．What does he like about China? [     ] A、The rivers. B、The mountains. C、The history.