試題詳解

45 There are no hard and fast conventions about the right and wrong clothes to wear at a party.
(A) There are no quick ways to dress oneself at a party.
(B) There are no rigid rules about how to dress oneself at a party.
(C) It isn’t a convention for someone to dress up at a party.
(D) It isn’t the matter of what you wear at a party but the rules you have to follow.