⑴How many stars are there? A. Good job!
⑵What's your new watch like? B. Five, one big star and four small ones.
⑶What shapes do you see in the house? C. It's round, and it's red.
⑷What's this? D. I see two triangles and one circle.
⑸I can work out(做出) this question. E. It's my new eraser. But it looks like a watch.
神奇─ 赞叹─ 应有尽有─ 恋恋不舍─
是由5个小拼成的.
230 + 350= 206×3 = 160+340 = 570-290 =
=
=
+
= 999 ×1 =
202× 9 ≈ 598-153 ≈ 390 × 5 ≈ 117 × 4 ≈
0.5+0.7= 12×20= 0÷7= 3.9-2.5=