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【多选题】
The teratogenic factors of the fetus include（）
A.
biological teratogenic factors - viruses
B.
teratogenic chemicals
C.
physical teratogenic factors - radiation, mechanical pressure
D.
teratogenic drugs- antitumor medications, streptomycin
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举一反三
【多选题】The functions of the normal placenta include （）
A.
Immune function
B.
Synthetic function
C.
Defense function
D.
Substance exchange function
【单选题】Which event was not related to Li Genyuan?
A.
The State Protection Movement
B.
1911 Reverlution
C.
The General Director of the Yunnan Military and Administration Department
D.
The Chairman of Yunnan
【单选题】The former residence of Li Genyuan can be found in ______ county.
A.
Kunming City
B.
Mele County
C.
Teng Chong County
D.
Zhaotong City