—_________ your friend play the guitar? —Yes, he _________.
A: Do; do
B:Is; is
C:Can; can't
D:Can/ can
解读右图,启示我们( )
选项
甲中固体
乙中溶液
A
CaCO3
Ca(OH)2
B
CuCO3
NaOH
C
Mg
AgNO3
D
KOH
BaCl2
选出不同类的一项()