21. You can never ____ it ______ that what you read, see or hear from media is true.
A. take … for granted B. keep … in mind
C. catch… up D. work … out
22. The film ________ issues about the aging society.
A. arouses B. oversees C. explores D. shapes
23. Culture can never be _______ in learning a foreign language.
A. taken place B. filled out C. overlooked D. oversees
24. Smith gave an account that _______ the evidence that we collected.
A. acquired B. marveled C. contradicts D. committed
25. Police dog are _______ in the war on drugs.
A. fearful B. blunt C. invisible D. indispensable