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OG12-63 关于at least的小问题
The yield of natural gas from Norway’s Troll gas fi eld is
expected to increase annually until the year 2005 and
then to stabilize at six billion cubic feet a day, which
will allow such an extraction rate at least for 50 years’
production.
(A) 2005 and then to stabilize at six billion cubic
feet a day, which will allow such an extraction
rate at least for
(B) 2005 and then to stabilize at six billion cubic
feet a day, an extraction rate that will allow at
least
答案选B，没什么问题
不过想问问大家，at least后面要不要加for然后再加时间啊？ |
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