分动器的操纵结构必须保证:非先接上前桥、不得挂入低速档;非先退出低速档,不得摘下前桥。
参考答案:对
—I'm afraid Mr. Wood can't see you until 4o'clock.
—Oh, ____ I won't wait.[ ]
A. no doubt
B. after all
C. in that case
D. in this way
功用为攻下热结、益气养血的方剂是()
A.增液承气汤
B.黄龙汤
C.济川煎
D.十枣汤
E.麻子仁丸