試題詳解

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.