Our clients urgently need the goods, and your slowness is causing a great deal()inconvenience for them.
Our clients urgently need the goods, and your slowness is causing a great deal()inconvenience for them.
正确答案:of
解析:本题考查固定短语 a great deal of 的用法,意思是“许多”。全句意思是:我们客户急需此批货物,你方延误发货会给他们带来诸多不便。