单选题 Grace ______ tears when she heard the sad news.
A. broke in B. broke into C. broke off D. broke through

【正确答案】 B
【答案解析】固定词组。break in意为“闯入；打断”；break into tears意为“突然哭起来”；break off意为“突然停止，暂停”； break through意为“突破”。