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问题 选择题

— Is he your father?    

— _____.  [ ]

A. No, he is

B. Yes, he's

C. No, he not

D. Yes, he is

答案

答案：D

单项选择题

The mother of a new-born asks the nurse how often she should breastfeed her baby. Which of the following responses by the nurse would be best

A. "Newborns should breastfed at least every 3 hours during the day. "
B. "Newborns should be fed when they cry. "
C. "As long as the baby feeds four times a day, he will get enough. "
D. "Newborns may breastfeed continuously until they stabilize. "
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单项选择题

全木楼梯柱与踏步板及扶手必需是（），而且必需紧密牢固。

A、榫接

B、加固件连接

C、焊接

D、粘接
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