若乘坐的汽车不慎坠入水中,你可以采取()自救。
A、在车内快要满水时打开车门
B、在水压大时敲碎玻璃
C、等待别人救援
D、将口鼻放在水下
参考答案:A
—I wonder if you could go with me to the shopping mall.
—Don’t disturb me. I ______ my experiment report all the morning and haven’t finished yet.
A.wrote
B.was writing
C.have written
D.have been writing
卧位时腹痛明显,前倾位或俯卧位时减轻,提示的疾病是()。
A.十二指肠雍滞症
B.胰体癌
C.反流性食管炎
D.胃黏膜脱垂
E.胃溃疡