Fill in the gaps in the text with the correct forms

Fill in the gaps in the text with the correct forms of the words in CAPITAL LETTERS at the end of each line.
Bowing
The tradition of bowing is so (0) complex that Asians attend special classes to learn how to do it (1 .... Its unlikely that any (2) ... visitor would be able to appropriately carry out the formal bow, doing it to the right (3) ... and with the correct duration. However, a polite attempt to bow in (4) ... will be appreciated by your Asian (5) .... If you want to express some special respect in the (6 ..., bow lower. Be sure to learn an appropriate verbal greeting to accompany the bow.