题目内容

Why did Peter ask for an explanation about the two items mentionedBecause he ()the difference between them.

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5()

A. Hold on, please.
B. Whom do you want
C. Don’t go away.
D. Well, you can’t.

( ) 洗衣服务 ( ) 送餐服务

分娩时损伤会阴皮肤、粘膜、肛提肌、肛门外括约肌,属III度裂伤。

A. 对
B. 错

公量=[商品实际重量÷(1+实际回潮率)]×(1+公定回潮率)。

A. 对
B. 错

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