单项选择题

According to the passage, which of the following is required for lactation

A．Fat storage.
B．Iron and calcium.
C．Increased blood supply.
D．A well-nourished placenta.
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单项选择题
The passage mainly discusses______
A．how the human fetus develops
B．the benefits of breastfeeding
C．methods of achieving proper maternal nutrition
D．the effect of maternal nutrition on the fetus
单项选择题
Although I spoke to her about the matter several times, she took little ______ of what I said.
A．remark
B．warning
C．notice
D．attention
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