对急性心肌梗死病人的心肌再灌注，可采用（）或（）。
参考答案：纤溶酶激活剂、急诊施行经皮穿刺腔内冠状动脉成形术
_____ is June first. [ ]
A. International Workers' Day
B. Children's Day
C. National Day
短文改错My little cousin is greatly interested on science. And he does some dangerous experiments sometime. Although his parents want to encourage him to be great scientist, at times they worry about his safety. Last week, when my cousin was doing an experiment, he hurts his thumb. My aunt felt sadly and wanted him to stop from doing that experiment. However, my cousin didn’t want to give up. She said, “Many scientists got hurt when they were doing experiments, so they didn’t give up.” My aunt had to let him finish the experiments and he finally succeeded in finish it.
