69. In order to keep fit, the retired women, whether rain or shine, go _____ for plenty of exercise early in the morning.
With the mid-term examination approaching, students should ______ to stay energetic.
The new invention made last month would have a variety of _______ in industry.
The boy went in _______ when he left for school that he left his key inside the house.
We all felt a sense of_______when we saw so many overseas Chinese coming back safe and sound from Libya.
The detective, _____ to be reading a newspaper, glanced at the man ______ next to a woman.