A:①②
B:②③
C:②④
D:①④
补全句子
A
Ping-pong Club
Do you like to play ping-pong? Do you want to play ping-pong well? Mr. Cai can teach you. You can come here every Saturday afternoon.
Tel: 368-5788
Add: Room 212 in School's PE Building.
Musicians Wanted
Are you a music lover? Can you sing or dance? Can you play the guitar? Can you play the violin? Welcome to our Star Rock Band. Please call Tina at 898-3343 from Monday to Friday (8:30-11:00 am). We will meet every Sunday morning.
在②~⑥中,与①相似的三角形的个数是____.