While typing, Helen has a habit of stoppin
题型:单项选择题
问题:
While typing, Helen has a habit of stopping ______ to give her long and flowing hair a smooth.
A.occasionally
B.simultaneously
C.eventually
D.promptly
While typing, Helen has a habit of stopping ______ to give her long and flowing hair a smooth.
A.occasionally
B.simultaneously
C.eventually
D.promptly