alternative adj. 两者(或若干)中择一的; 供选择的 n. 供选择的东西(或办法等); 选择的自由(或余地)
have no alternative but … 除……外别无选择; 只有; 只好 e.g. 他别无选择, 只好一个人去那儿。 He had no alternative but to go there alone.
1. Can you think of the alternatives we would use today?