按要求做题. 1. Ben started to collect coins about 4 years ago. (改为同义句) Ben ____________  ____________ collecting coins for 4 years. 2. I don't have my own dictionary,so I have to share one with my brother. (改为同义句) I don't have a dictionary ____________ my ____________, so I have to share one with my brother. 3. He learned to swim when he was 7 years old. (改为同义句) He learned to swim ____________ ____________ ____________ ____________7. 4. He has been working for five years . (就画线部分提问) ____________  ____________ has he been working? 5. She asked me if I would go to the cinema the next day. (改为直接引语) She asked me, '____________  you ____________  to the cinema ?'