新GRE官方指南填空例题解析3

新 GRE 官方指南填空例题解析 3例 3. (OG Authentic GRE Practice Test Section 4, Q20) Wills argues that certain malarial parasites are especially (i) ______ because they have more recently entered humans than other species and therefore have had (ii) ______ time to evolve toward (iii) ______. Yet there is no reliable evidence that the most harmful Plasmodium species has been in humans for a shorter time than less harmful species. BLANK (i) BLANK (ii) BLANK (iii) (A) populous (D) ample (G) virulence (B) malignant (E) insufficient (H) benignity (C) threatened (F) adequate (I) variability KEY: BEH (一) 首先看 blank2，they have more recentlyentered humans than other species and thereforehave had (ii) ______timeto evolve 1. Therefore 表示对上文的承接，由于 they 最近才进入人体，因此在人体中的演化时间较短。 2. 选择与自主判读的词汇填空： [1]. ample：(富有的)generous or more than adequate in size, scope, or capacity [2]. insufficient：(缺乏的)not sufficient : INADEQUATE; especially : lacking adequate power, capacity, or competence [3]. adequate：(充分的)sufficient for a specific requirement (二) Yetthere is no reliable evidencethat the most harmfulPlasmodium specieshas been in humans for a shorter timethan less harmfulspecies. 1. Yet 表示对上文的否认，两句话是反义关系，但是由于 no reliable evidence 作为否认词存在对整个句子再次进展取反，因此本句话中 that 引导的从句中所述内容即为前一句话中的同义转述。 2. 而由于存在时间比照，存在时间较久的与存在时间短暂的物种之间的状态相反，即存在较久的物种毒性差。 (三) Wills argues that certain malarial parasitesare especially (i) ______becausethey have more recentlyentered humans thanother speciesand thereforehave had (ii) ______timeto evolve toward (iii) ______. Yetthere is no reliable evidencethat the most harmfulPlasmodium specieshas...