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问题
选择题
下列细胞分裂图解中,在二倍体动物睾丸中看不到的是 [ ]
A.
B.
C.
D.
答案
答案:
A
补全对话,情景问答
从Ⅱ栏里找出I栏相应的答语,将序号填在题前括号里。
I
( ) 1. What's your favourite season?
( ) 2. Why do you like winter?
( ) 3. Why do you like spring?
Ⅱ
A. Because I can skate.
B. Because I can plant trees.
C. My favourite season is fall.
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单项选择题
急性肾小球肾炎时常引起()
A.眼睑水肿
B.下肢象皮肿
C.肺水肿
D.腹水
E.皮肤粘液性水肿
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