The habit of having eight hours' sleep a night she was accustomed to ___greatly since last year.
Mrs. Smith has three sons, two _____ have gone to college.
If you don’t go swimming this afternoon, she won’t go. _____.
When we got to the airport, the plane was starting _____.
The river _____ are covered with trees is very long.
-----Tim, please don’t talk in class. -----Pardon? -----I _____ talk in class.