On formal ________,people pay more attention to manners.a、situations b、cases c、conditions d、 occasions

in formal occasion还是on formal occasion? On formal ________,people pay more attention to manners.a、situations b、cases c、conditions d、 occasions formal FORMAL The hall is used for exhibitions and ________(=formal meeting). formal是什么意思 except on official ____ such as formal reception,american society has a cer 1.I have no formal clothes for this occasion; perhaps I can ________ in a dark suit.（get on one's own的意思Whether formal or informal,reports should be able to stand on their own. d-p派键存在于________ 请帮忙写一篇InvitationDirection:Write a formal Invitation according to the following information.Suppose your boss,Mr.John Smith,would like to invite Mr.and Mrs.Lilly Bush,his clients,to a costume dance held at Holiday Inn at 8:30 p.m.on Friday 请大虾帮忙写一篇InvitationDirection:Write a formal Invitation according to the following information.Suppose your boss,Mr.John Smith,would like to invite Mr.and Mrs.Lilly Bush,his clients,to a costume dance held at Holiday Inn at 8:30 p.m.on I hate formal occasions like weddings___you have to put on a jecket and tie.为什么填when而不是where? The ________ temperature of the human body is between 36° C and 37° C.A regular B normalC naturalD formal be keen on=__________ ________ _______ ___be keen on=__________ ________ _______ ________ php bug :$a='fr/formal-special-occasion-dresses/p/3'; echo ltrim($a,'fr/');结果是：ormal-special-occasion-dresses/p/3；为什么? formal什么意思 formal test RT,