2. 外语
  3. Polar bears, rhinoceroses and elephants are all on the immediate critical list. The rhino is doomed (1)_____ increasingly cash-r

Polar bears, rhinoceroses and elephants are all on the immediate critical list. The rhino is doomed (1)_____ increasingly cash-r

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问题     Polar bears, rhinoceroses and elephants are all on the immediate critical list. The rhino is doomed (1)_____ increasingly cash-rich Asia’s belief (2)_____ its horn has some kind of Harry Potter magical power. The beast’s(3)_____ is an object lesson in the dangers of giving idiots money. But it is(4)_____ our friends in the animal kingdom who are being destroyed by economic forces beyond their control. The world’s thinkers are now also a gravely(5)_____ species. And yet,(6)_____ the conceited creatures who share their fate, there is not(7)_____ the most hasty plan in place to protect them.
    Once thinkers were(8)______, like butterflies, sparrows and bees, which have also(9)_____ disappeared. No one under 40 can be(10)_____ to remember the prevalent abundance of pure thought that once(11)_____ our culture. It has disappeared gradually, like roadside wildflowers and sticklebacks in streams,(12)_____ it never were.
    Today, all our universities are(13)_____ book-balancing business schools or results-driven scientific research centres,(14)_____ students as customers who(15)_____ to see an investment return in the form of increased living(16)_____ and higher salaries in exchange for spending their student loans, and funded by patrons and public bodies wanting to see practical results.(17)_____you joined a university to service the global advancement of ideas. Now you employ it to make you more employable. We are unconvinced as to the actual practical value of rhinos, but we have a(18)_____ that it reflects badly on us(19)_____ these things are allowed to disappear on our watch. The(20)_____ is true of thinkers.
(17)
选项 A、Once
B、While
C、Soon after
D、Just when
答案A
解析 根据该句的过去式joined和下一句的now判断，这里需要一个表示“过去”含义的连词．用Once“曾经”。
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