[1~3] ´ÙÀ½ ¹®ÀåÀ» °ýÈ£ ¾ÈÀÇ Áö½Ã´ë·Î °íÄ¡½Ã¿À.
1.
  My brother is a police officer. (ºÎÁ¤¹®)
-> .
 
   
 
2.
  You must be careful. (¸í·É¹®)
-> .
 
   
 
3.
  It is a nice day. (whatÀ» ÀÌ¿ëÇÑ °¨Åº¹®)
-> !