采用同一反应类型,经两步反应,不能达到目的是( )
A.C→H2CO3
B.Cu→Cu(OH)2
C.Na2CO3→NaCl
D.CaCO3→NaOH
BD
根据句意及括号内的汉语提示完成句子。(每空一词)
小题1:If we see someone cutting in line, we may_______(礼貌)ask him to join the line.
小题2:I think it is an ______(了不起)invention.
小题3:The local ______(政府) has taken measures to help solve the flood.
小题4:She has _____(教) herself to play the piano since the age of 8.
小题5:The old man has been (死)for a year.
小题6:The new cinema was _____(设计) by a famous artist last year. Most people fall in love with it when they see it for the first time.
进出口融资