20222020名校学术联盟押题卷答案

20222020名校学术联盟押题卷答案，目前我们已经整理了20222020名校学术联盟押题卷答案的各科答案和试卷，更多智慧上进请关注本网站。

One possible versionMy dear friendt's time to say goodbye. It's time to recall those beautiful days we spend together. Youare the most considerate person who knows exactly what I need and the very person whogives me a hand when necessarStill remember that night two years ago? When I suddenly fell ill, it was you whocarried me on your back to a nearby hospital. You took good care of me while I was having aninjection. Later, you managed to help me with my lessons. Without your help, I would havefailed in the examinationI still have hundreds of stories to share with you. I still have thousands of blessings foryou. May all your dreams come true! May our friendship last till the end of the universe

由热力学第一定律得△E=QW=22638×106J-1.675×10J=2.0963×106J。只选A7.参考答案明分析光进入明体时有n如解得-3,又有n=5由几何关系知PP=BC=2d·tan60°-2a·tana光在透明体中的传播距离为s=2COS又有运动规律t=5解以上各式得t=2×10-10s。只选B