希望对同学们有所帮助:
071. The external surfaces of plants, in addition to being covered by an epidermis and a waxy cuticle, often carry spiky hairs known as trichomes, which either prevent feeding by insects or may even puncture and kill insect larvae.
The word "puncture" is closest in meaning to which of following?
(A) pierce
(B) pinch
(C) surround
(D) cover
072. Orchids are unique in having the most highly developed of all blossoms, in which the usual male and female reproductive organs are fused in a single structure called the column.
The word "fused" is closest in meaning to which of following?
(A) combined
(B) hidden
(C) fertilized
(D) produced
073. To lure their pollinators from afar, orchids use appropriately intriguing shapes, colors, and scents. At least 50 different aromatic compounds have been analyzed in the orchid family, each blended to attract one, or at most a few, species of insects or birds.
The word "lure" is closest in meaning to which of following?
(A) attract
(B) recognize
(C) follow
(D) help
074. Once the right insect has been attracted, some orchids present all sorts of one-way obstacle courses to make sure it does not leave until pollen has been accurately placed or removed.
The word "placed" is closest in meaning to which of following?
(A) estimated
(B) measured
(C) deposited
(D) identified
075. By such ingenious adaptations to specific pollinators, orchids have avoided the hazards of rampant crossbreeding in the wild, assuring the survival of species as discrete identities. At the same time they have made themselves irresistible to collectors.
The word "discrete" is closest in meaning to which of following?
(A) complicated
(B) separate
(C) inoffensive
(D) functional
>>点击查看托福词汇专题,阅读更多相关文章!
-
主流托福词汇书介绍和实用性专家逐一盘点 挑对适合自己的词汇书是关键
很多托福考生都会问哪本词汇书比较好的问题。其实选择词汇书要看它是否适合你,根据自身的情况选择一本属于自己的词汇书才能事半功倍。本文将为大家介绍和比较一下目前主流的几本托福词汇书。
- 托福词汇提升从准确认识自身单词水平开始 打好词汇基础才能冲刺托福高分
- 托福词汇量如何快速提升?5个背单词高效技巧让你也能掌握过万单词
- 如何增长基础词汇量
- 托福词汇6大高效记忆方法归纳整理 快速提升词汇量这些方法了解一下