While typing, Helen has a habit of stopping ______ to give her long and flowing hair a smooth

下列英语缩写与中文意思相符的一项是 ________ .

Everybody believes he will be the winner of the100-meter ____.

Now I must go _______ I shall be late for the train.— Have a good trip. Goodbye.

ies in Zhongguancun all have their owncharacteristics, but they all share ______ spirit of creativity and scientificskill that have made Zhongguancun________-success