14 A mystery unsolved, subject to endless speculations, has the power to haunt us as long as memory persists.
(A) We will keep on thinking and wondering about an unsolved mystery as long as we remember it.
(B) A mystery solved will haunt us persistently.
(C) A mystery is likely to speculate endlessly when we still have power.
(D) In order to solve a mystery, we should just forget about it.

10 ______ people who suffer depression do not isolate themselves from social contact, they may be severely torn by suicidal tendency. (A) Despite (B) Since (C) Although (D) If

11 Winking in Europe and America implies that the winker and the winkee share secrets or at least a private understanding of an issue. (A) Winking in Europe and America is a facial gesture to signify something unbelievable. (B) Winking in Europe and America is a facial gesture to signify something uncomfortable. (C) When people share some secret, they will close both eyes in Europe and America. (D) In Europe and America, people will blink one eye to suggest that the secret is shared.

12 All things in the world are impermanent, and to be ignorant of this fact is to be trapped in an endless cycle of craving, frustration, and suffering. (A) If we keep wishing things of the world will last forever, we cannot be happy. (B) Our suffering and frustration come from our knowledge of the world. (C) Nothing in the world is permanent. That understanding drives us to endless suffering. (D) Our ignorance of the world traps us in cycles of misery.

13 ______ the advent of cyberculture, the Internet communication decentralizes the structures of traditional social alliances.(A) As(B) For(C) With(D) In

15 Mary’s parents died when she was three; she has never had a home ______ and has to grow up in an orphanage.(A) for her own(B) at her own(C) of her own(D) with her own

16 The recent trade tensions show just how integral the rules of the global trading system, and the World Trade Organization that settles judicially those rules, have become to the way countries, rich and poor alike, think about trade policy. (A) World Trade Organization solves the recent trade tension of the rich and poor countries. (B) The trade policies of the rich and poor countries have been judicially solved by World Trade Organization. (C) The trade tensions between the rich and poor countries reveal the integration of the global trading system. (D) The trade tensions between the rich and poor countries necessitate the effort by the World Trade Organization to settle rules of the global trading system.

17 Mr. Davis insists his employees ____ coming to work on time. (A) to (B) for (C) on (D) in

18 According to the passage, which of the following energy forms is NOT from the Sun? (A) Water power (B) Nuclear power (C) Wind power (D) Gas power

19 Hydroelectric power uses to generate electricity. (A) water (B) wind (C) gas (D) sunshine

20 According to the passage, what does “stored sunshine” refer to? (A) The solar energy equipment that can save the heat of the Sun (B) Oil and coal that are stored on earth (C) A special power plant that generates heat (D) A futuristic shop that sells heat stored from the Sun