Pine trees, of which there are almost one hundred _____, are found throughout th
题型：不详难度：来源：
Pine trees, of which there are almost one hundred _____, are found throughout the North Temperate Zone.| A．species | B．samples | C．specimens | D．Standards |
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答案
| A |
解析
| 词义辨析。 A. 物种；种类 B.样品 C. 试样；样本D. 标准。句意：在整个北温带发现的松树，几乎有一百个种类。这里指的是树的物种，故选A。 |
举一反三
This is a new ______ to language teaching, which can stimulate students’ interest to learn the language.| A．approach | B．means | C．method | D．way |
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All the indicate that he has been deeply involved in the crime.| A．evidence | B．fact | C．factors | D．cause |
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Pine trees, of which there are almost one hundred ____, are found throughout the North Temperate Zone.| A．species | B．samples | C．specimens | D．Standards |
|
He asked Mary whether she had passed the exam ________．| A．yesterday | B．the day before | C．the day ago | D．before the day |
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