Will you go to Jenny's birthday party? I'm not sure.______I go,I will call you.
问题描述:
Will you go to Jenny's birthday party? I'm not sure.______I go,I will call you.
答
If
因为一看本句为将来时的条件状语从句(翻译一下就是:如果我去,我会给你打电话),所以空格处应该填引导词,而条件状语从句的引导词常为if,所以应该填if.