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【单选题】
下列设备是制作咖啡时必要的器具，除( )之外。A.
壶
B.
滤纸
C.
咖啡杯
D.
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反馈参考答案：
举一反三
【单选题】Section A Directions: In this section, you'll hear five short conversations. After each conversation, a question will be asked about what was said. The conversation and question will be read only once...
A.
30 dollars.
B.
40 dollars.
C.
50 dollars.
D.
60 dollars.
【单选题】Section A Directions: In this section, you'll hear five short conversations. After each conversation, a question will be asked about what was said. The conversation and question will be read only once...
A.
14:20.
B.
14:00.
C.
14:40.
D.
14:30.
【简答题】已知数列 的通项公式是 ,那么 108 是这个数列的第 项。
【简答题】知数列 的通项公式是 ,那么 是这个数列的第 项 .
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