The nature reserve is a good place _______ wild animals ____ live ___.
A:to, to, at
B:for, to, with
C:for, to, in
D:to,for,in
50mL盐酸
m(混合物)
9.2g
15.7g
27.6g
V(CO2)(标况)
2.24L
3.36L
试计算:
选字组词。
①折、析、拆
____断 分____ ____伞
②勾、匀、勺
____结 均____ 饭____
③哀、衷、衰
悲____ ____心 ____弱