I would love ________ to the party last night but I had to work extra hours to finish a report.
B
本题考查非谓语动词与虚拟语气。wouldlovetodo为一固定搭配形式，其中不定式表示想要做的动作。但此句中but连接的句子说明其实动作并没有发生，所以这里要用虚拟语气表示与过去事实相反，选用B项。
—Youwerebraveenoughtoraiseobjectionsatthemeeting.
—Well,nowIregret________that.
Thechallengeisnotoneofexpansion._______,therapidgrowthinenrollmentoverthelast40yearshascometoanend.
Therearemanysalesthisseason,duringwhichstoreswilllowertheir_______prices.