资本主义基本矛盾是无产阶级与资产阶级的矛盾。()
参考答案:错
As I grew up in a small village at the foot of a mountain, the visit to the village ______ scenes
of my childhood. [ ]
A. called up
B. called for
C. called on
D. called in
以上冠心病Ⅰ期康复训练时发生的情况中,次日应该退回到前一阶段运动,甚至暂时停止运动训练的是()
A.无不良反应
B.心率增加>10次/分钟
C.心率增加<20次/分钟
D.心率增加在20次/分钟左右
E.心率增加超过20次/分钟