When deeply absorbed in work, ________ he often was, he would forget all about eating or sleeping.
The thief used a ladder that had been ______ by some workmen, and climbed over the wall.
—Hi, what did our monitor say just now?—Every boy and every girl as well as teachers who are to visit Water Cube asked to be at the school gate before 6∶30 in the morning.
When I entered the room, I found Mary ______ at the desk ______ her homework.
Yesterday we visited a modern hospital, around _________ some fruit shops.
— You’re at ______ liberty to say whatever you like. — I think you’re taking ______ risk by investing everything in one company.