In the USA, children start school when they are five years old. In some states(州) they must stay in school          they are sixteen. But most students are seventeen or eighteen years old when they          secondary(中等的) schools. There are two kinds of schools in the USA: public schools and private(私立的) schools.         children go to public schools. Their parents don’t have to         their education because the school get         from the government（政府）.

If a child goes to a private school, his parents have to get enough money for his schooling. Some parents         like private schools though they are much more expensive.

   Today about half of the high school students         in universities after they finish secondary schools. A student at a state university doesn’t have to pay very much         his parents live in that state. Many students         while they are studying at universities. In this way they get into         working habits(习惯) and live by their own hands.

1.A. and                               B. so                             C. until                                  D. since

2.A. leave                    B. enter                                C. reach                                D. pass

3.A. Several                         B. Most                                 C. A few                           D. Few

4.A. look up                         B. pay for                    C. ask for                         D. think over

5.A. books                            B. teachers                           C. food                                  D. money

6.A. still                                 B. never                                C. surely                          D. already

7.A. play                               B. change                        C. study                                  D. meet

8.A. before                          B. because                           C. because of                 D. though

9.A. smoke                           B. drink                                 C. fight                                  D. work

10.A. good                           B. bad                                    C. happy                          D. wrong

In the USA, children start school when they are five years old. In some states(州) they must stay in school          they are sixteen. But most students are seventeen or eighteen years old when they          secondary(中等的) schools. There are two kinds of schools in the USA: public schools and private(私立的) schools.        children go to public schools. Their parents don’t have to         their education because the school get         from the government（政府）.
If a child goes to a private school, his parents have to get enough money for his schooling. Some parents         like private schools though they are much more expensive.
Today about half of the high school students         in universities after they finish secondary schools. A student at a state university doesn’t have to pay very much         his parents live in that state. Many students         while they are studying at universities. In this way they get into         working habits(习惯) and live by their own hands.

根据短文内容和首字母提示，在下文空格处填入适当的词使短文完整。（每空一词）

Operation Smile was s  1.  up by a doctor and his wife, a nurse. In 1982 they travelled to the Philippines with a g  2.of volunteers to help children who had p  3. with their faces. These children had holes in their lips or inside their mouths. It was very d  4.  for these children to eat.

They helped many children in the Philippines, but they were sad because they didn’t have enough

m  5.  to help all the children They decided to start a charity so that they could help them. They called it Operation Smile.

Now Operation Smile helps children in more than twenty d  6.  countries and has c  7.    about ten thousand children. Operation Smile has won many prizes for its work and in 1999.another s  8.   activity was started. Which was called “The World Journey of Hope”. During this activity, more than five thousand children with holes in their mouths and lips were cured in eighteen different countries around the world.

Operation Smile also t  9.   doctors in developing countries so that they can continue to help children even after the Operation Smile team has left the country. Children with serious problems are brought to the USA for t  10.  . AII of this costs a lot. so please give as much as possible. Many thanks from the children who can now smile.