The general sales tax has been a major source of income for the country,
many of which derive more than half of their budgets from it.
^^^^^
想知道which 是指哪個東西
謝謝^^
ball-point pen manufacturers work with measurements______used in space.
(a) as price as those
(b)as those are precisely
答案是 b
想知道這題應該怎麼分析? 為什麼b不行??
謝謝^^
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