There is no reasoning with such a      woman as Lucy. You might as well talk to a stone as try to argue with her.

Air is________and of no smell but we can feel its motion when there is a wind. 

–We should use      methods to deal with different incidents. You know, anything can happen in that situation.–I got it. Thank you for reminding me.

There was nothing special about this film — it was only ______. 

 He got completely______ when he saw both Lucy and Lily, who are twin sisters.