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【单选题】
1个初级卵母细胞经减数分裂后可形成几个卵细胞( )A.
1个
B.
4个
C.
2个
D.
6个
E.
8个
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反馈参考答案：
举一反三
【单选题】患者男，26岁，腹部剧烈阵发性绞痛3小时，伴呕吐，腹部检查发现肠鸣音8次/min，伴金属音。该患者最有可能的诊断为
A.
血管性肠梗阻
B.
机械性肠梗阻
C.
急性胃肠炎
D.
急性胃肠出血
E.
.麻痹性肠梗阻
【单选题】男性,26岁,腹部剧烈阵发性绞痛3小时,伴呕吐,腹部检查发现肠鸣音12次/分,伴金属音。该患者最有可能的诊断是
A.
血管性肠梗阻
B.
机械性肠梗阻
C.
急性胃肠炎
D.
急性胃肠出血
E.
麻痹性肠梗阻
【单选题】听力原文：W: Do you think Walt is old enough to fide a bicycle? M: I'm afraid he is too young to follow the important rules of safety. Q: What does the man think of Walt? (16)
A.
He can ride a bicycle.
B.
He is too stupid.
C.
He is a bad child.
D.
He is too young to follow the safety mles.
【简答题】反意疑问句。 1. They are American,______? 2. There is a clock on the wall, ______? 3. that’s not a cat, ______? 4. Jim can’t play the violin, ______? 5. Mary makes a lot of friends, ______?
【简答题】反意疑问句专练。 1. They are American, _____? 2. There is a clock on the wall, _____? 3. that's not a cat, _____? 4. Jim can't play the violin, _____? 5. Mary makes a lot of friends, _____?
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