-Peter has changed a lot, hasn't he?
-Yes. He used to __________ the guitar, but now he is more __________ in playing soccer.
A:plays; interested
B:play, interested
C:play; interesting
D:playing; interest
若x=﹣2,y=12,则y(x+y)+(x+y)(x﹣y)﹣x2的值等于( )
今年5月,我市发现了首例H7N9禽流感病例.下列对病毒的叙述不正确的是( )
下列图片反映出的宗教中,不是把“耶路撒冷”当作“圣城”的是( )