1 . After graduation, she couldn't wait_____ (return) to her hometown. （所给词的适当形式填空）

2 . He convinced the police department to allow him _________ (set) up a couple of “chat benches” to reduce cybercrime. (所给词的适当形式填空)

3 . The longer people have been unemployed, the harder it is for them to ________________ (竞争) in the labour market. (根据汉语提示单词拼写)

5 . The doctor tells us that this kind of food is hard to ________ (消化) for children. (根据汉语提示单词拼写）