按要求做题。 1. I saw him when I came here. He was watching the flowers. (合并为一句) I ______ _______ ________ the flowers when I came here. 2. We haven't decided how we should deal with it. (改为简单句) We haven't decided _________  __________  _________with it. 3. Jim has a headache. (就画线部分提问) _________  __________  ________ Jim? 4. Tom missed the early bus. (改为同义句) Tom ______to______ the early bus. 5. I found the books here are very cheap. So I bought all those I loved(改为同义句). I found the books here ________, so I bought all those I loved.