Now, everybody, please turn to Page ________ and look at the ________picture.

Two percent of the homework _____ about math.

To those_______ in martial arts(武术), the period from 1972 to 1975 is often said_______the Bruce Lee era.

When did he leave the classroom?—He left _____you turned back to write on the blackboard

______ one-hour documentary takes _______ close look at the life of giant pandas in Wolong.