骨盆骨折的常见并发症有()
A．血管损伤
B．膀胱损伤
C． * * 损伤
D．直肠损伤
E．神经损伤
参考答案：A, B, C, D, E
My aunt goes to work _____________ her bicycle. [ ]
A. in
B. on
C. at
D. with
Though there are some differences in American and Chinese education，both systems are
__________excellent graduates.[ ]
A．turning out
B．turning away
C．turning off
D．turning around
