- _____ time, he’ll make a first-class tennis player.
- This missile is designed so that once _____ nothing can be done to retrieve it.
- He resented _____ to wait. He expected the minister _____ him at once.
- He noticed the helicopter hovering over the field. Then to his astonishment, he saw a rope ladder _____ out and three men climbing down it.
- The country’s chief exports are coal, cars and cotton goods, cars _____ the most important of these.
- _____ regular training in nursing, she could hardly cope with the work at first.
- Arriving at the bus stop, _____ waiting there.
- I never regretted _____ his offer, for it was not where my interest lay.
- I don’t like _____ bills but when I do get them I like _____ them promptly.
- The compositions contained so few errors that the teacher got the students _____ one another ’s papers.
置顶