“I don't think it's my ________ that the window suddenly broke. I just opened it, that's all,” said the boy in tears.
A:error
B:fault
C:mistake
D:duty
我国在“一五”时期各部门的投资比例是:工业占58.2% ,农林水利占7.6% ,运输邮电占19.2% ,文化教育和卫生占7.2% ,其它占7.8%。在工业内部,轻重工业之间的投资比例大体是1:7.9。由此可见,我国当时( )