问题
单项选择题
12,15,15,24,6,( )
A.8
B.27
C.44
D.69
答案
参考答案:D
解析: 三级等差数列变式。
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12,15,15,24,6,( )
A.8
B.27
C.44
D.69
参考答案:D
解析: 三级等差数列变式。
[*]
选择方框中的句子,补全对话。 | |
W: Can I help you? M: Yes, I want to buy a skirt for my daughter. 1_____________ W: I'll show you. 2_______________ M: Thanks. W: 3__________________ M: I don't think she likes the colour yellow. She likes red very much. W: OK. Here is a red one. M: It's nice. 4_____________ W: It's fifty dollars. M: That's OK. 5____________ Here's the money. W: Thanks.
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