从下面方框中选择相对应的答语。 (     )1. Have you ever been to the Summer Palace? (     )2. How much is this pair of trousers? (     )3. How far is it from home? (     )4. How long bave you been leaming Japanese? (     )5. Where is Tom? (     )6. What should I do if my watch is out of style? A. Fifty-six yuan. B. Since I was 8 years old. C. No,I haven't. D. Thirty minutes by bus. E. He has gone to America. F. Maybe you should buy a new watch.