问题
单项选择题 1.0
可辨别部分胎儿性别最早的时间是（）
A.妊娠8周末
B.妊娠12周末
C.妊娠16周末
D.妊娠20周末
E.妊娠24周末
答案
参考答案：B
解析：妊娠8周末可分辨出眼、耳、口、鼻，四肢已具雏形；16周末胎儿已开始有呼吸运动；20周末可听见胎心音，出生后已有心跳、呼吸、排尿及吞咽运动；24周末，皮下脂肪开始沉积，但皮肤仍呈皱缩状。
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可辨别部分胎儿性别最早的时间是（）
A.妊娠8周末
B.妊娠12周末
C.妊娠16周末
D.妊娠20周末
E.妊娠24周末
参考答案：B
解析：妊娠8周末可分辨出眼、耳、口、鼻，四肢已具雏形；16周末胎儿已开始有呼吸运动；20周末可听见胎心音，出生后已有心跳、呼吸、排尿及吞咽运动；24周末，皮下脂肪开始沉积，但皮肤仍呈皱缩状。
阅读下面短文，掌握其大意，然后从36～55各题所给的四个选项（A、B、C和D）中，选出最佳选项。 Once the King of India was ill and sent for his doctor. The doctor came, 36 him and said, “You will be well soon in a few days if you take bull’s milk.” The King was 37 , for he had never heard of a bull that gave milk. “How is it 38 ?” he asked. “Order Gulbo to get it for you,” answered the doctor, “He can do anything.” Gulbo was a person with great knowledge and was 39 to the doctor. So the doctor thought this would be a way of making him 40 . When the King told Gulbo what the doctor said and 41 him to get bull’s milk, Gulbo 42 understood what the doctor was trying to do. When he got home, he sat thinking how to get out of the 43 . His daughter, seeing him worried, asked what was the 44 . On hearing what the King had asked for, she said, “don’t 45 , Father, I will help you.” The next day she took some old clothes, went to the bank of the river near the palace, and chose a place 46 the King’s bedroom window. In the middle of the night, she started to do her washing. She made so much noise 47 the King could not sleep. The King got very angry and sent a guard to 48 what was the matter. The soldier found the girl, and led her to the King. “Why do you wash your clothes here at night?” said the King. The girl 49 to be afraid and said, “I had to wash clothes at night. This afternoon my father had a baby, I was 50 all day because of that. Then I found there were no clean 51 for the baby, so I had to come and wash them now.” “What!” cried the King. “Are you trying to make a 52 of me? I have never heard of man having a baby.” “Well, if the King himself orders someone to get bull’s milk for him, 53 can’t a man have a baby?” The King smiled and said, “You must be Gulbo’s 54 . Go and tell your father that he may keep the bull’s milk for his 55.”
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