Question

短文改錯。

假定英語課上老師要求同桌之間交換修改作文,請你修改你同桌寫的以下作文.文中共有10處語言錯誤,每句中最多有兩處.每處錯誤僅涉及一個單詞的增加、刪除或修改.
增加:在缺詞處加一個漏字符號(∧),并在其下面寫出該加的詞.
刪除:把多余的詞用斜線(\)劃掉.
修改:在錯的詞下劃一橫線,并在該詞下面寫出修改后的詞.
注意:1.每處錯誤及其修改均僅限一詞.
2．只允許修改10處,多者(從第11處起)不計分.
Though great progress have been made in science these years,there are still many people
live in poor conditions.They make their lives by collecting or selling used things.Their children
cannot go to school because they did not haveenough money to send their children there.How
do you think so many people still suffer from poverty now?The answer lies on the population
explosion.A president of a developing country once said,"It is us who are to blame for the poverty
because we used to 'produce' child without limit."Although this few words sound simple enough,
they have clear pointed out one of the causes of the population explosion.

Answer 1

     Though great progress have been made in science these years,there are still many people
                                     1.has                                                                                                   
live in poor conditions.They make their lives by collecting or selling used things.Their children
 2.living                                                                                 3.and                                                          
cannot go to school because they did not haveenough money to send their children there.How
                                              4.do                                                                            5.Why                   
do you think so many people still suffer from poverty now?The answer lies on the population
                                                                                                             6.in                                
explosion.A president of a developing country once said,"It is us who are to blame for the
                                                                                           7.we                                            
poverty because we used to 'produce' child without limit."Although this few words sound
                                                     8.children                                 9.there                                                
simple enough,they have clear pointed out one of the causes of the population explosion.
                                10.   clearly