在括号里选择正确的字,与下面的字组成词语,用“○”圈出。
(蒙 朦)胧 (倦 蜷)缩 (待 呆)在一起
(振 震)响 浮(燥 躁) (决 绝)不违章
答案:B
Carl is studying food science at college and hopes to open up meat processing factory of his own one day.
A./;the
B.the; a
C./;a
D.the; the
下列各组顺序的排列不正确的是[ ]
A.离子半径:F->Mg2+>Al3+
B.热稳定性:HCl>H2S>H2O
C.酸性:H2SiO3<H2CO3<H2PO4
D.沸点:F2<Br2<I2