As to the question of whether we will sell our house or who we shall sell the house to, you ____ have answer by tomorrow.
I can think of many cases _______students obviously knew a lot of English words and expressions but couldn't write a good essay.
New York, ________ I visited last year, is a nice old city.
The English play ________ my students acted at the New Year’s party was a great success.
I work in a business ______ almost everyone is waiting for a great chance.
Mark was a student at this university from 1999 to 2003, __________ he studied very hard and was made Chairman of the Students’ Union.