_______, when I went to town to see my sick teacher, he said to me, “I’ll come back to school again _______.”
Now a lot of new technologies can ___ problems in industry.
The doctor advised her to eat more bean products ____ meat which might be harmful to her heart.
— May I speak to Mr Smith? — I am afraid not. He is at a meeting now. It’s not ___.
No sooner ___ down on bed ___ the telephone rang.
It was the training _____ he had as a young man _____ made him such a good engineer.