a packet of salt复数形式

there is a potato and a packet of salt in the kitchen改成复数形式 a packet of ( ? ) a packet of piaying I'd like ____a packet of salt.(对划线部分提问） a packet of 后面+ candy or candies? small,sweets,A,packet,of,please(.) A packet of sweets ( )twent yuan. with a grain of salt a covenant of salt for a basket of orange 复数形式 a map of China的复数形式 a pair of的复数形式