This exam is very difficult. Many students are concerned the results.
The mistakes made by Chinese students are quite different from ________made by the Japanese students in English study.
As _______rule, apples are sold by _____weight and eggs by ________dozen.
He knows so much about the story. He must have read the book, _______?
He knew the problem was serious and promised to look into it _____ he reached office.
Greatly moved by what she did,_________ .