题目内容
___ you lose the paper document, sign in www. Sina.com, __ you might download all you need.
| A．If, which | B．So long as, what | C．In case, where | D．Even if, as |
C
解析试题分析： if如果，引导条件句；so long as只要；in case以防万一；even if即使，尽管；句义：以防你丢失纸质文档，你可以在新浪网注册，你可以在这里下载你需要的一切。根据句义可知第一空使用in case，第二空是一个定语从句,从句的句子结构很完整，故使用关系副词where引导起这个定语从句，修饰先行词www. Sina.com。故C正确。
考点：考察连词辨析和定语从句
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| A．unless | B．but | C．until | D．because |
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| A．Once | B．Since | C．Unless | D．As long as |
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| A．While | B．Whenever | C．As if | D．The minute |
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| A． Every time | B．First time | C．For the first time | D．At the time |
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| A．unless | B．until | C．if | D．when |
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| A．losing; unless | B．to lose; though | C．losing; until | D．to lose; if |
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| A．as | B．unless | C．when | D．while |
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| A．when | B．while | C．before | D．after |