600
900
360+400= 760
+100
ห้องสมุดไป่ตู้
360
760
1.画一画,填一填,并在计数器上拨一拨。
900-500= 400
-100
400
900
580-200= 380
-100
380
580
2.
340+90 =430 1830400+-290002==50 1800 - 200 =
670-60700= 670 – 66010=
。2021年3月16日星期二2021/3/162021/3/162021/3/16
• 15、会当凌绝顶,一览众山小。2021年3月2021/3/162021/3/162021/3/163/16/2021
• 16、如果一个人不知道他要驶向哪头,那么任何风都不是顺风。2021/3/162021/3/16March 16, 2021
•
THE END 17、一个人如果不到最高峰,他就没有片刻的安宁,他也就不会感到生命的恬静和光荣。2021/3/162021/3/162021/3/162021/3/16
谢谢观看
• 14、Thank you very much for taking me with you on that splendid outing to London. It was the first time that I had seen the Tower or any of the other famous sights. If I'd gone alone, I couldn't have seen nearly as much, because I wouldn't have known my way about.