降低颅压的常用方法不包括()
A.使用高渗脱水剂
B.使用利尿剂
C.使用肾上腺糖皮质激素
D.使用血管舒张药物
E.穿刺放液或手术处理
参考答案:D
—I beg you to quit smoking. I can't really () that smell.
—I' m extremely sorry to hear that.
A. hold on to
B. put up with
C. break away from
D. get into
简述卖方宣告合同无效的条件。