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recite their homework together grade their homework themselves answer their homework questions orally check the answers to their homework questions
could lose would have lost might lose ought to have lost
had lost would lose should have lost would have lost
were inviting was inviting were invited was invited
theory assumption procedure regulation
An Unforgettable Teacher A Future Mathematician An Effective Approach A Valuable Lesson
theory regulation procedure assumption
appreciation arrangement assumption ambition
had lost would lose should have lost would have lost
on which to be based my opinion which to base my opinion on
upon which to base my opinion which to base my opinion upon
It is wise to value one’s time. It is important to make an effort It is right to stick to one’s belief. It is enough to do the necessary.
hid have hidden were hiding were hidden
the class didn’t begin as usual several students didn’t come to school he didn’t try hard to make his estimate Mrs. Totten didn’t start from the back of the class
could lose would have lost might lose ought to have lost
asked questions in a regular way walked up and down when asking questions chose two or three questions for the students requested her students to finish their usual questions
appreciation arrangement assumption ambition
based, appreciation , basing, arrangement based, assumption , basing, ambition