The reinforcement, usually round steel rods with appropriate surface deformations to provide interlocking, is placed in the forms in advance of the concrete.
【简答题】A.Most professors are not very committed to the program. B.Some professors may go elsewhere to teach. C.Some professors treat students badly. D.The quality of professors is not satisfactory.
【简答题】All the professors and associated professors are ______ to meet in the college room on Sunday. (A) required (B) responded (C) requested (D) demanded