A.DNA            B.tRNA                C.mRNA

   Mrs.  Wilson is my neighbor(邻居). She    1  at a post office and she meets lots of people   2  . She is    3  to everyone and likes helping others. She is over fifty years old,   4   she looks very young(年轻). She is of  5 height and thin. She has long,  curly,  brown   6  . She likes to wear a red T-shirt and jeans. She  7  like a movie star. She really likes 8 shopping on weekends and she always buys many beautiful clothes. She always 9  , “Old people still want 10  beautiful! ”People all like her very much.

农田生态系统中，属于生产者的是（ ）

阅读下面的漫画，根据情景补充人物的对话，要求简洁得体。

主持人：您能用一句话描述这幅画吗？

嘉宾：①____。

主持人：老人为什么喃喃自语这句话？

嘉宾：②____。

主持人：您觉得这反映了什么社会问题？

嘉宾：③____。

主持人：④____？

嘉宾：最重要的是，要常回家看看。