1里有______个0.25,0.5的3.2倍是______.
1÷0.25=4;
0.5×3.2=1.6.
故答案为:4,1.6.
-- Sorry. I have lost the book you lent me yesterday.
--_________
A.Certainly not
B.Don’t say like that
C.It doesn’t matter
D.I don’t care at all
水在气化过程中吸收热量,其温度()。
A、降低
B、升高
C、不变
D、可能升高也可能降低