_____ three influenza type A virus subtypes（子类型） have been found in pigs．A．By fa
题型：不详难度：来源：
_____ three influenza type A virus subtypes（子类型） have been found in pigs．| A．By far | B．As far as | C．So far | D．Till far |
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答案
| C |
解析
| 短语辨析。 A．更，尤其 B．至于 C．迄今为止 D．直到远方。句意：迄今为止，耽搁流感A型病毒子类型已经在实验品中被发现。故选C。 |
举一反三
| People greatly differ __________ their views of life from each other. |
The topics of a travel journal can be different from a diary, often _______
people, things, and events __________ the readers. | A．including…less familiar with | B．included…familiar to | | C．including…less familiar to | D．including… less familiar than |
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Digging down into the earth is like reading _______of a book.| A．a page after a page | B．a page after page | | C．page after page | D．the page after the page |
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Why did the project come to a stop half way?
--- It was in part ______________ financial difficulties.| A．away from | B．thanks to | C．owe to | D．due to |
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_________ New Year’s Day around the corner, all the salesmen were trying hard to talk customers_________ buying their goods.| A．On, for | B．With, into | C．In, about | D．At, on |
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