2021-2022年英语周报七年级新目标第20期答案

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.

1.A【解析】K值变化,说明温度发生改变,平衡一定移动,A项正确;K值只与温度有关,平衡正向移动,K值不一定改变,B项错误;K值不变,平衡可能发生移动,C项错误;相同条件下,同一个反应的化学方程式的计量数增大2倍,K值变为原数值的平方,D项氵错误。

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