题目

基础知识；根据提示填入一个适当的单词，使句意完整。 1. I hardly __________ eat junk food, I think it’s bad for my health. 2. Mum, it’s time for the talk show. Please help me __________ on the TV. 3. In the future, everything will be __________. We won’t need any money. 4. All the students are studying __________ an exam to get good grades. 5. I’m not sure what I should take to the party. Could you give me some __________?为了估计某保护区内金丝猴的数量，第一次捕24只并做标记后全部放回，第二次捕80只，发现有4只是上次做了标记的．据此估计该保护区金丝猴的总只数为（　　）A.480B.416C.320D.96