肋软骨是()。
A、透明软骨
B、纤维软骨
C、弹性软骨
D、以上都是
参考答案:A
结合图片用本课所学单词完成对话。
A: Hello, Can I ask you a question?
B : Of course.
A: What is your dream in the 1
B: I want to be an 2
A: I think Zhai Zhigang is great.
B: Yes, I agree with you. Our country's 3 walk dream has 4
5
伤寒患者排菌量最多的时期是()
A.起病后第1周
B.起病后第2~4周
C.起病前1周
D.起病后第5周
E.起病后第6周