从上下文的问题你知道sight of blood caused a certain reaction in the Doctor, you also know that this reaction caused him to be removed from somewhere (the frontline) where he was likely to see a lot of blood; therefore it must have been something that hindered his abilities. Altruistic meansgenerous or charitable, and does not fit. Enigmatic meansmysterious,欢呼雀跃的意思shappy.You can rule out those two words. Cantankerous meanseasily angeredand could possibly fit in this sentence, but swoon is the best answer as it meansto faint. Fainting is a more plausible reaction to the sight of so much blood.

From the context of the sentence you know that many millions of Americans had their situations improved by the policies of President Roosevelt. You can therefore infer that the effect of the Great Depression must have been lessened or made more manageable by the policies of Roosevelt. Of the five correct answers tempered is the most correct. Tempered, in this usage, meansmade more moderate and measured. Conceived meansimagined; dramatized meansexaggerated; received meansgenerally accepted; conveyed refers to the act ofgetting a point across.

The context of the sentence, as well as a very small amount of critical thinking, suggests that Sir Edmund Hillary would be praised for his accomplishment. The correct answer is therefore “lauded” which meanspraised or celebrated. Despised, condemned, castigated and berated are all very close in meaning and opposite in meaning to praised.

From the context of the second clause you know that the blank in the first clause must describe how the Era of Good Feelings had come to an end. Exacerbated meansexaggerated; histrionic meansoverdramatic in reaction or behavior; futile meanspointless; inculcated meansto impress something on somebody. The only answer choice that describes something coming to an end is terminated.

The opposition implied in our sentence is that of passing from being overpowered to overpowering or controlling. While perhaps “mask” would seem to fit this usage, it implies that one has not conquered these aspects fully; however, if one “subdues” something, he or she overcomes it. The word comes from the prefix “sub-” being added to the base that is derived from the Latin forto lead(“ducere”). If one subdues something, he or she draws it down or carries something off from one place to another. This is related to many other words such as “conduct,” “educe,” and “produce.”

"Obfuscated" is correct because "obfuscate" meansconfuse or deliberately make something difficult to understand.It is related to "obscure," a word you may have come across more often. Suzy doesn't immediately understand what the document is saying because the dense print and legal jargon is confusing, and therefore "obscuring," the message.

Amelioratemeans to improve or make more bearable. We can hope that the aim of the politicians is to do something positive, combating the negative financial situation. While the aid packages may in fact onlycomplicateoraugment(increase) the situation, that is not likely the goal of the politicians' debates.

Luxuriatemeans to indulge oneself. It is similar toluxury, and a long, hot bath is a luxury.

Since the aspiring politician wants to follow in the presidents' footsteps, the best choice is "emulate," as this meansto match or surpass a person, typically by imitation.

Looking at the blank, we can tell that we need a word that means something like “overcome.” The best answer, therefore, is “surmount.” “Vanquish” is similar, but it is usually used in the sense of defeating an enemy rather than overcoming an obstacle.