1 The 1960s saw a change in the form and content of movies，treating subjects that for so many years were considered taboo.

　　A.unpleasant

　　B.prohibited

　　C.unethical

　　D. worthless

　　2 Even a novel in which there is no narrator tacitly creates a picture of an author behind the scenes.

　　A.theoretically

　　B.purposely

　　C.instinctively

　　D.implicitly

　　3 The legislative filibuster is a parliamentary tactic designed to delay or prevent action by the majority.

　　A.tradition

　　B.rule

　　C.observance

　　D.maneuver

　　4 Tanning by the sun takes place because sunlight stimulates the skin to produce the pigment melanin.

　　A.burning

　　B.roasting

　　C.browning

　　D.scorching

　　5 Tempestuous times preceded the declaration of war.

　　A.terrible

　　B.turbulent

　　C.trying

　　D.temperate

　　答案：1B 2D 3D 4C 5B