对划线部分提问I went to the Great Wall by train.对by train提问.I went
对划线部分提问 I went to the Great Wall by train.对by train提问.I went to the USA on my holiday.对on my holiday提问.I went ice-skating last month.对went ice-skating提问
1. How did you get to the Great Wall? (get 更合适些,你是如何到长城的?) 2. When did you go to the USA? (USA大写,你什么时候去的美国?) 3. What did you do last month? (你上个月做了什么?) 祝好