![](https://lstatic.shangxueba.com/sxbzda/h5/images/m_q_title.png)
[主观题]
Most research studies indicate that housing sector accounts for about 30 to 40 percent of
American Gross Domestic Product (GDP).
A.Y
B.N
C.NG
![](https://lstatic.shangxueba.com/sxbzda/h5/images/tips_org.png)
A.Y
B.N
C.NG
第10题
青蒿的现代应用是
A.皮肤真菌和神经性皮炎
B.脑缺血
C.妇科炎症及不孕症
D.急性扁桃体炎
E.便秘
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