Because of a (__) engagement, Lora couldn’t attend my birthday party last Saturday.
A. Pioneer
B. Premature
C. prior
D. Past
参考答案与解析
答案:C
解析:考查词义辨析。句意:因为另有安排在先,上周六Lora没能参加我的生日晚会。pioneer (n.) 先驱者,创始人,开拓者;premature不成熟的;prior优先的,在前的,符合句意;past过去的。故答案选C。