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俞敏洪老师托福句子结构100句

2014-11-25 16:39:09来源:网络

65. Although mockingbirds superbly mimic the songs and calls of many birds, they can nonetheless be quickly identified as mockingbirds by certain aural clues.

  66. Not only can walking fish live out of water, but they can also travel short distances over land.

  67. Scientists do not know why dinosaurs became extinct, but some theories postulate that changers in geography, climate, and sea levels were responsible.

  68. The science of horticulture, in which the primary concerns are maximum yield and superior quality, utilizes information derived from other sciences.

  69. Snow aids farmers by keeping heart in the lower ground levels, thereby saving the seeds from freezing.

  70. Even though the precise qualities of hero in literary words may vary over time, the basic exemplary function of the hero seems to remain constant.

  71. People in prehistoric times created paints by grinding materials such as plants and claysintospower and then adding water.

  72. Often very annoying weeds, goldenrods crowd out less hardy plants and act as hosts to many insect pests.

  73. Starting around 7000 B.C., and for the next four thousand years, much of the Northern Hemisphere experienced temperatures warmer than at present.

  74. When Henry Ford first sought financial backing for making cars, the very notion of farmers and clerks owning automobiles was considered ridiculous.

  75. Though once quite large, the population of the bald eagle across North America has drastically declined in the past forty years.

  76. The beaver chews down trees to get food and material with which to build its home.

  

本文关键字: 俞敏洪 托福句子

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