2021-2022 英语周报 高考 XN 26答案

第二节One possible versionDiamond hurriedly ran to the bird. Approaching thebird. he ran around themelt the bird. and thenbarked at his master. Gunnar understood the boy was asking him to help the bird. So, he picked it up gently. Aftercareful examination, Gunnar told his boy that Bibi didn'tlf indoors Considering that the bird wasn't wellgH to leave, he put him back in the basket, with andded bite of sweet potato as well. He decided to set himfree the next day, when he would be fully recoveredAfter Bibi s recovery, Gunnar placed him back out onthe balcony. Suddenly, the bird started to sing, as if hewere expressing thanks to Diamond. Then he spread hiswings,flying away. A while after the bird had gone, Isaid to Diamond: Where is Bibi?'"recalled GunnarHe looked at me, very sharply, then jumped on the sofaand ran directly to the balcony door. He knew exactly whatI was talking about.

10.AB【解析】根据质量数和电荷数守恒可得核反应方程为p+1Al-1S,A项正确;核反应过程中的核力远远大于外力,故系统动量守恒,B项正确;核反应过程中系统能量守恒,C项错误;由于反应过程中,要释放大量的能量,伴随着质量亏损,所以生成物的质量小于反应物的质量之和,D项错误。

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