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【单选题】
心力衰竭是指A.
全身性水肿循环血量减小
B.
血压下降,全身血管系统扩张
C.
心脏舒缩力功能障碍,心输出量下降
D.
肺部淤血
E.
心脏肥大,节律紊乱
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反馈参考答案：
举一反三
【简答题】The other day I buy a pair of leather shoes in a shoe shop. The seller told me he would give “three guarantees” for the shoes. And only four days later, the shoes worn out. So I was angry and returned...
【单选题】“十三五”旅游业发展规划的主要任务中指出,到 2020 年,完成( )户贫困户 “ 改厨、改厕、改客房、整理院落 ” 的“三改一整”工程。
A.
2万
B.
20万
C.
50万
D.
100万
【单选题】—I told you that he would go abroad for further study. —Actually I had little doubt_____ it was true.
A.
whether
B.
since
C.
that
D.
if
【单选题】— I told you that he would come to see you. — Actually I had little doubt _____ it was true.
A.
whether
B.
that
C.
since
D.
if
【单选题】— I told you that he would come to see you. — Actually I had little doubt _____ it was true. [ ]
A.
that
B.
whether
C.
since
D.
if
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