根据对话内容，从方框中选择恰当的选项补全对话，其中有两项多余。
A：Hi，Jim．____
B：At 6：00 a．m．
A：Oh, that's early．____
B：Because my home is far(遥远的)from school
A：____
B：No,I don't eat it at home．
A：____
B：I know,but I have no time for breakfast at home．
A：Well,I will bring some milk and bread for you tomorrow．
B：Really?Thank you．
A：____
A．Why do you get up so early? B．How do you go to school? C．It's not good for you． D．You are nice． E．Do you eat breakfast at home? F．You are welcome． G．When do you usually get up? |
，则直线l1的一个方向向量是 （ ）