主动脉弓长轴切面上看不到哪一支血管（）
A.头臂干
B.左锁骨下动脉
C.左颈总动脉
D.右肺动脉
E.左肺动脉
参考答案：E
句型转换。
1. Her grandmother's birthday is November sixteenth.( 对划线部分提问)
_____ _____ her _____ birthday?
2. Is your brother 7 years old ? (肯定回答)
Yes,_____ _____.
3. These are orange trees. (变单数)
_____ _____ ______ orange ______.
4. red, on, the, for, T-shirt, is, sale, $5. (连词成句)
_______________________________________
