类脂质体具有类似于脂质体的结构，具有什么和脂质双分子层
A．亲水基团
B．亲油基团
C．内水相
D．磷脂层
E．胆固醇
参考答案：C
With the gas _____, they had to quit the car and walked.
A．ran out
B．running out
C．run out of
D．was run out of
腹股沟镰
