足量的铝分别与等物质的量浓度的稀硫酸和氢氧化钠溶液反应,放出的气体体积在标准状况下相等,则所取稀硫酸和氢氧化钠溶液的体积比为
A.1︰2
B.3︰2
C.3︰1
D.6︰1
答案:B
可疑贷款
翻译画线词组
(1)________He gave all his land away to the city.
(2)_________He is sure to give away your secrets.
(3)_______Have you given the money back toJane yet?
(4)___________The mother gave in and bought a toy for her child.
(5)_______These wild flowers gave off a nice smell.
(6)______The headmaster will give out diplomas.
(7)________This device gives out flashes of light in the fog.
(8)_______Our supply of wine has given out.
(9)_________I wish I could give up sweets.
(10)________Don't give up halfway.