【题目】While typing, Helen has a habit of stopping ______ to give her long and flowing hair a smooth.
A. occasionally B. surprisingly
C. fortunately D. Immediately
在线课程【答案】A
【解析】
试题分析：考查副词。句意：在打字时，海伦有一个习惯，就是会时不时的顺一下自己长发，A. Occasionally时不时；B. surprisingly 惊讶的；C. fortunately 幸运的；D. Immediately立即；其余选项均不和题意，选A项。