17. If Emily _______ my advice, she might have avoided making the same mistakes at work.

(A) takes
(B) took
(C) has taken
(D) had taken

13. Thousands of homeless families do not have enough money to buy food, not to mention _______ in a hotel. (A) stay (B) staying (C) have stayed (D) to stay

14. The kitchen appliances need _______. Can you help me out? (A) clean (B) cleaning (C) to clean (D) being cleaned

15. It was _______ cold recently that I caught a bad cold which lasted for two weeks. (A) so (B) too (C) very (D) such

16. _______ if she could attend the lunch meeting, the CEO nodded her head and left the conference room. (A) Ask (B) Asking (C) Asked (D) Having asked

18. The editor demanded that everyone listed as an author _______ the journal's criteria for authorship. (A) met (B) meets (C) meet (D) meeting

19. I _______ in Taipei for five years by the end of this month. (A) am living (B) have lived (C) will live (D) will have lived

20. Elvis Presley is a famous American singer and actor, _______ is known to everyone. (A) as (B) it (C) so (D) what

21. Many international students like to study at National Taiwan University, _______ the faculty and facilities are top-notch. (A) that (B) which (C) whose (D) of which

22. Which of the following sentences is grammatically CORRECT? (A) Vegetarian meals have few calories, they are also healthy. (B) The flavor of the Dutch chocolate ice cream is better than the white chocolate. (C) While driving into town, it suddenly occurred to Mark that he had forgotten his suitcase. (D) Dr. Grabe's article, which I think everyone should read, is optimistic about the future use of alternative energy. III: Rational Cloze (40%) Choose the best answer for each missing word or phrase in the following excerpted passages. Passage 1: Questions 23-26 Scientists in Washington University School of Medicine have shown that treating the parasite reduces lung damage seen in mice that also are infected with tuberculosis, thereby eliminating the vulnerability to tuberculosis (TB) that the parasite is known to cause. The study _______ (23) the possibility of using inexpensive and widely available anti-parasitic drugs as a preventive measure in places where the parasite and TB are common. Public health experts estimate that one-third of the world's population is infected with TB. Most of these infections are not active and cause no symptoms because individuals' immune systems are effective at (24) it. According to the researchers, people with latent tuberculosis infections have a 10 percent lifetime risk of developing active TB. And that risk may go up when people are infected with a type of parasitic worm called helminths, which are common in parts of the world (25) TB is also widespread. Shabaana A. Khader and her colleagues recently found that the parasite activates a type of immune cell that drives inflammation rather than (26) the immune response that protects against active TB. They also found that individual genetics play a role in the type of immune response - protective or inflammatory - the body mounts against TB, even in the absence of the parasite. Their findings are informing efforts to produce a TB vaccine.

23. (A) raises (B) lessens (C) excludes (D) questions