患有上消化道疾病的病人最易发生()。
A.低氯血症
B.低钾血症
C.代谢性酸中毒
D.代谢性碱中毒
E.低钙血症
参考答案:A, D
--- What did Lucy ask just now ?
---- She asked _________________________.
A.if there will be a meeting .
B.when the meeting will begin
C.if would there be a meeting
D.when the meeting would begin
就目前我国多式联运的现状来看,我国多式联运存在着一定的问题,请分析存在这些问题的原因是什么