John was visiting he 90yearold grandpa,who lived in the country.In the first morning of the visit,

                           1. his                                                               2. On

John grandpa prepared a breakfast of bacon and eggs.John noticed some dirt on his plate,and asks,

3. John's                                                                                                                            4. asked

"Are these plate clean?" His grandpa replied,"They're as cleaner as cold water can get them.Just

             5. plates                                                         6. clean

go ahead and finish your meal." For lunch,Grandpa made hamburgers.Again,John has found the

                                                                                                                       7. 去掉

plates were dirty,but he asked the same question.Without looking up,his grandpa gave ∧same answer.

                       8. so                                                                                                9. the

Later,as John was left,his grandpa's dog started to growl (咆哮),and wouldn't let him pass.Grandpa

                    10. leaving

shouted at the dog,"Cold Water,go lie down!"