.— I ‘ll ask our physics teacher to explain Newton’s Second Law of Motion, which she taught us yesterday.— That’s just _______ most of the students haven’t understood.
I must be off now. My friends ________ outside.
David is a great teammate. He knows well how to work with __________.
I was about to walk over to Tom’s seat when he ____ and left.
Please do not feed the fish; they _____ die if they eat too much.
The 16th Asian Games started _______ November 12th, 2010 in Guangzhou.