腹部脏器经胸骨后缺损疝入胸腔,称为()
A.膈膨升
B.外伤性膈疝
C.先天性后外侧膈疝
D.胸骨旁疝
E.食管裂孔疝
参考答案:D
句型转换。
1. Mike is in Class 4. Lisa is in Class 4, too.(合为一句)
Mike and Lisa in class.
2. Jack and Mike are American.(改为一般疑问句)
Jack and Mike ?
3. My room is 24 square meters.(就划线部分提问)
is your room ?
4. We are going to Xinjiang next week.(就划线部分提问)
you going next week ?
5. You are taller and stronger than me.(改为一般疑问句)
taller and stronger ?
套利交易的特点有()。
A.风险较小
B.成本较低
C.收益大
D.交易时间短