精选优质文档-倾情为你奉上高考代词练习题一单句填空1. On my recent visit, I held a lively three-month-old twin that had been rejected by _ _ (it) mother.2. A few hours earlier, Id been at home in Hong Kong, with _ (it) choking smog.3. “ Did anyone lose a suitcase at the last stop?” A woman on the bus shouted, “Oh, dear! Its _(I).”4. Its an either-or situation - we can buy a new car this year or we can go on holiday but we cant do .5. The traffic on the main streets has a longer green s