Theassociationis________toraisingfundstohelptheblind.
A、conductedBecareful,_______you'llfalldown.
The address book ________ the email addresses of your friends or groups of colleagues.
Constructionoftherailwayshelpedtodevelopthenational_______ofTanzaniaandZambia.
TheTVstation,in________tomassivepopulardemand,decidedtocontinuethesoapopera(肥皂剧).
Only a(n) ________ few were invited to the dancing party.
