单选题 It was because he wanted to draw money from the bank ______ he went downtown yesterday.
A. when B. how C. why D. that

【正确答案】 D
【答案解析】[解析] 强调句结构为It+be+被强调部分+that…。本句中被强调部分是because引导的原因状语从句，只能用that引导。