20.
(A) obligation;
(B) initiative;
(C) segregation;
(D) alternative.

16. " _____ pause to answer criticism of my work and ideas". (A) Do I seldom; (B) Seldom do I; (C) Seldom I do; (D) none of the above.

17. "If I have said anything in this letter that overstates the truth and indicates an unreasonable impatience, I beg you to forgive me. If I have said anything that understates the truth and indicates my having a patience that allows me to settle for anything less than brotherhood, I beg God to forgive me." Which of the following is NOT true about the quoted sentences? (A) The speaker thinks being forgiven by God is more important than being forgiven by others. (B) The speaker would rather overstate the truth than understate the truth. (C) The speaker would prefer to settle for anything less than brotherhood. (D) The speaker would rather be impatient with his addressee so that he can be faithful to God.

18. "In British Columbia, where, since 1990, thirteen rainforest valleys have been clear-cut, 142 species of salmon have already become extinct, and the habitats of grizzly bears, wolves and many other creatures are threatened." From the quote above we know that wolves are also habitants of British Columbia, and grizzly bears are one of the _____ species there: (A) extinct; (B) endangered; (C) endeared; (D) threatening.

19. (A) with; (B) in; (C) for; (D) to.

21. (A) munch; (B) mouth; (C) monitor; (D) demand.

22. (A) for; (B) of; (C) about; (D) in.

23. (A) at; (B) on; (C) to; (D) in. 

24. (A) pairings; (B) moorings; (C) peeking; (D) monitoring.

25. (A) looked for; (B) logged into; (C) lagged behind; (D) lived up to.

26. (A) exam; (B) frontier; (C) answer; (D) none of the above.