电光性眼炎的主要临床表现有（） A.角膜上皮点状缺损 B.晶状体混浊 C.虹膜睫状体

以“新与旧”为题写一篇作文。自选角度，自定立意。

要求：1、不少于800字；2、文体不限，诗歌除外；3、不要透露个人相关信息。

Which of the following statements best describes humor in China

A．It is more or less the same in all parts of the country.

B．It is drastically different in every part of the country.

C．It is distinguished from Hong Kong.

D．It is more a verbal act than a physical act in the north.

如图是靠右侧道路行驶标志。

肚角