With the development of economics （經(jīng)濟），the problems of the left-behind children （留守兒童） have become an important problem.More and more（1）

people

people

（people） have realized we should do something to help them.
    The biggest problem is that the children（2）

are

are

（be） all hungry for the love from their parents.Many of them can just get a call or a letter from（3）

their

their

（they） parents half a year，a year or even several years.So some children can't remember what their parents（4）

look

look

（look） like.When they meet their own troubles，they（5）

have

have

（have） no one to talk with.Nobody gives them enough care.
   The left-behind children's study is the（6）

second

second

（two） biggest problem.From a survey about their study，only two percent of the children（7）

get

get

（get） good results，while ten percent of them are common and eighty-eight percent of them are（8）

poor

poor

（poor）.What a pity!
    There are also many other problems of the left-behind children，such as having no ability（9）

to protect

to protect

（protect） themselves，unhealthy lifestyles，spending too much pocket money and too much time on the Internet and so on.
    In a word，to solve all the problems of the left behind children needs the government，（10）

families

families

（family） and schools to try their best together.