A:“酒香不怕巷子深”说明分子在不断运动
B:压瘪的乒乓球放入热水中重新鼓起是因为分子体积增大
C:分离液态空气制氧气说明分子可以再分
D:冰融化成水,说明分子种类发生改变
①朵 ②片 ③阵 ④匹 ⑤头 ⑥只 ⑦群
清晨,蓝蓝的天空飘着几____白云,一____小动物在一____小树林里玩耍,几____小象在捉迷藏,几____小兔在赛跑,几____马儿在散步,森林中不时吹过一____凉风,
— I think he will come if he ________ free.
Kelly works in a restaurant as a waitress in her spare time, so we can say she does a ________ job.
下列关于法兰西第三共和国宪法的叙述不正确的是( )