关于尖锐湿疣，下列说法错误的是：（） A．HPV不仅是尖锐湿疣的致病因子，而且与肿瘤

阅读理解。

     On Christmas Eve(平安夜),Simon usually has a party with his family in his house.They buy a

Christmas tree and decorate(装饰)it with flowers , toys, 蚣 and cards,After they finish, it looks

very beautiful.Then they have a big Christmas dinner.There is turkey, hot drinks and much other

Christmas food on the table.After dinner,they sit under the Christmas tree and sing songs happily.

They all have a lot of fun.

1.Where do they have the party?   

A.In Simon’s home．  

B.At schoo1．    

C.In a shop．  

D.In Simon’s classroom．

2.You may see _________in the Christmas tree.   

A.some pencils      

B.some money    

C.a teddy bear  

D.boys and girls

3.The underline word‘light’probably means(指的是)here.    

A.光              

B.灯            

C.轻的        

D.浅色

4."After they finish，it looks very beautiful."Here‘it’means_________.   

A.Simon’s house    

B.the Christmas tree  

C.the flower  

D.the turkey

5.What do they do under the Christmas tree?   

A.They have Christmas dinner．            

B.They look for presents．

C.They play‘trick or treat’．              

D.They sing songs．

松毛虫是我国常见的森林害虫之一，喜食松针叶，松毛虫种群的暴发可引起松林成片死亡，造成严重的经济损失和生态后果。通过向松林中引入灰喜鹊，可以有效控制虫害。根据材料及我国松毛虫危害区分布图，回答下列问题。

（1）与喷洒农药相比，引入灰喜鹊控制松毛虫危害的方法有哪些好处？

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（2）从图中可看出，我国遭受马尾松毛虫危害的主要有哪些地区？四川省受哪几种松毛虫危害？

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（3）我国松毛虫危害区的分布有何特点？为什么？

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（4）据调查，人造马尾松林比天然马尾松林更易遭受松毛虫危害，原因是什么？

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行政机关受理行政许可申请时，申请事项不需要取得行政许可的，（）。

A.行政机关应当受理该申请

B.行政机关负有告知的义务

C.行政机关应当允许申请人当场更正

D.行政机关负有告知其向有权机关申请的义务

水展示万千气象。因势而变，舒缓为溪，低吁浅唱；陡峭为瀑，虎吟龙啸。水因势利导，焕发勃勃生机。因器而变，遇园则园，逢方则方，直如刻线，曲可盘龙，故此“水无常形”。这启示我们看待事物要（）

A.坚持具体的历史的统一

B.坚持共性和个性的统一

C.坚持整体和部分的统一

D.坚持量变和质变的统一