[单选题]Medicine Directions

正确答案 ：G

six tablets a day

解析：解析：本题的依据句为“Do not exceed six tablets in twenty-four hours”，意思为“24小时之内(一天)不能超过6片药”，与C选项意思相符。其他选项在文章中没有出处。

[单选题]According to the passage, the first settlers used wood for their utensils and tools because it was ______.

正确答案 ：C

available

解析：解析：注意题干上的信号词utensils and tools，以此为目标可以很容易地找到本题的依据句“Because of the lack of other materials，early settlers were forced to make tools and utensils out of wood.”选择C的原因在于当时十分缺乏其他材料而木材到处都有所以得到采用。available意思为“有，存在”。

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