在我国,下列活动与地区搭配不正确的是( )
A:北方地区——滑冰
B:南方——游泳
C:西北地区——赛龙舟
D:青藏地区——赛牦牛
A:Wow! What a great model plane! Is it yours,Jack?
B:Yes,it's mine.
A:____
B:For two days.
B:At Green Store。
B:It's six dollars.
B:I've given it to Peter.
B:Because he likes it a lot.
A.How much is it?
B.Why did you give it to Peter?
C.How long have you had it?
D.Where did you buy it?
E.Why are you selling it?
F.Where's your old model plane?
G.Can I have a look at your old model plane?
台湾最大的城市和最大海港是( )
如图所示,当S1、S2断开时,能亮的灯是____ ,它们是串联的;当S1、S2闭合时,能亮的灯是____ ,它们是并联的;当S1闭合,S2断开时,能亮的灯是____