单选题 Such being the case,we have no choice but to request you to return our deposit.

【正确答案】 B
【答案解析】该句主要考查几个习惯短语用法的翻译“such being the case”:“既然如此,鉴于此种情况”;“have no choice but”意为“没有办法,不得不……”,后面一般接动词的不定式。