—He should have come to join in the thorough cleaning.—He _____. I don’t think it was his turn.
The teacher accused her ________ not finishing her homework.
Some students didn’t get a brief summary ________ in their essays.
In America, turkey is served as the main course on special ________.
Many problems concerning the improvement of our school remain ________.
Knowing their son failed in the exam, the parents stood there, ________.